Numbers

Whole Numbers - Place value and total value of digits up to tens of thousands

By the end of the lesson, the learner should be able to:

- Use place value of digits up to tens of thousands in daily life situations.
- Show interest in using place value in solving day to day activities.

- In pairs/groups, learners identify place value of numbers up to tens of thousands using place value apparatus.
-Learners practice identifying total values of digits up to ten thousand.

What do you consider when writing numbers in words?

KLB Mathematics Grade 4 Learner's Book pg. 1
- Place value apparatus
- Number charts
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Whole Numbers - Total value of digits up to tens of thousands
Whole Numbers - Reading and writing numbers up to 10,000 in symbols

By the end of the lesson, the learner should be able to:

- Identify total values of digits up to tens of thousands in daily life situations.
- Show interest in identifying total values of digits.

- In pairs, learners use place value charts to identify total values of digits up to ten thousand.
-Learners practice writing a 5-digit number and identifying the total value of each digit in the number.

Why do we determine the place value of a digit in a number?

KLB Mathematics Grade 4 Learner's Book pg. 5
- Place value apparatus
- Place value charts
- Number cards
KLB Mathematics Grade 4 Learner's Book pg. 6
- Number charts
- Abacus

- Observation - Oral questions - Written assignments

Numbers

Whole Numbers - Reading and writing numbers up to 1,000 in words
Whole Numbers - Ordering numbers up to 1,000

By the end of the lesson, the learner should be able to:

- Read and write numbers up to 1,000 in words in day to day activities.
- Appreciate reading and writing numbers in words.

- In groups, learners read and write numbers up to 1,000 in words from a number chart.
-Learners practice writing different numbers in words.

How do we write numbers in words?

KLB Mathematics Grade 4 Learner's Book pg. 9
- Number charts
- Flash cards
- Number cards
KLB Mathematics Grade 4 Learner's Book pg. 12
- Number cards
- Number line

- Observation - Oral questions - Written assignments

Numbers

Whole Numbers - Rounding off numbers up to 1,000 to the nearest ten
Whole Numbers - Factors of numbers up to 50

By the end of the lesson, the learner should be able to:

- Round off numbers up to 1,000 to the nearest ten in different situations.
- Show interest in rounding off numbers.

- In pairs or groups or individually, learners round off numbers up to 1,000 to the nearest ten and share with others.
-Learners practice estimating and then measuring actual lengths of objects.

How do you round off numbers to the nearest ten?

KLB Mathematics Grade 4 Learner's Book pg. 13
- Number line
- Number cards
- Measuring tools
KLB Mathematics Grade 4 Learner's Book pg. 16
- Multiplication tables
- Counters

- Observation - Oral questions - Written assignments

Numbers

Whole Numbers - Multiples of numbers up to 100
Whole Numbers - Multiples of numbers 6 to 10

By the end of the lesson, the learner should be able to:

- Identify multiples of numbers up to 100 in different situations.
- Show interest in identifying multiples of numbers.

- In groups, learners identify multiples of numbers up to 100 and share with others.
-Learners practice finding multiples of various numbers.

When do we use multiples in real life?

KLB Mathematics Grade 4 Learner's Book pg. 19
- Multiplication tables
- Number cards
- Number charts
KLB Mathematics Grade 4 Learner's Book pg. 20

- Observation - Oral questions - Written assignments

Numbers

Whole Numbers - Even and odd numbers up to 100

By the end of the lesson, the learner should be able to:

- Use even and odd numbers up to 100 in different situations.
- Develop interest in identifying even and odd numbers.

- In groups, learners identify even and odd numbers up to 100 and share with others.
-Learners practice arranging bottle tops in pairs to identify even and odd numbers.

How can you distinguish between even and odd numbers?

KLB Mathematics Grade 4 Learner's Book pg. 20
- Bottle tops
- Number cards
- Number charts

- Observation - Oral questions - Written assignments

Numbers

Whole Numbers - Patterns involving even and odd numbers

By the end of the lesson, the learner should be able to:

- Make patterns involving even and odd numbers in real life situations.
- Appreciate patterns in mathematics.

- In pairs, learners use number cards to make patterns involving even and odd numbers.
-Learners practice creating and extending number patterns.

How do you make number patterns involving even and odd numbers?

KLB Mathematics Grade 4 Learner's Book pg. 21
- Number cards
- Number charts
- Digital devices

- Observation - Oral questions - Written assignments

Numbers

Whole Numbers - Roman numerals up to X

By the end of the lesson, the learner should be able to:

- Represent Hindu Arabic numerals using Roman numerals up to 'X' in different situations.
- Appreciate use of whole numbers in real life situations.

- In groups, learners write Hindu Arabic numerals using Roman numerals up to 'X' using number charts.
-In groups, learners use digital devices to play digital games involving whole numbers.

Why do we use Roman numerals?

KLB Mathematics Grade 4 Learner's Book pg. 22
- Number charts
- Flash cards
- Digital devices

- Observation - Oral questions - Written assignments

Numbers

Addition - Addition up to two 4-digit numbers with single regrouping

By the end of the lesson, the learner should be able to:

- Add up to two 4-digit numbers with single regrouping up to a sum of 10,000 in different situations.
- Show interest in addition of numbers.

- In groups, learners add up to two 4-digit numbers with single regrouping up to a sum of 10,000 using number cards, charts or place value apparatus.
-Learners practice solving addition problems with single regrouping.

When do you use addition in real life?

KLB Mathematics Grade 4 Learner's Book pg. 23
- Number cards
- Place value charts
- Place value apparatus

- Observation - Oral questions - Written assignments

Numbers

Addition - Addition of 4-digit to 2-digit numbers

By the end of the lesson, the learner should be able to:

- Add a 4-digit number to a 2-digit number with regrouping.
- Appreciate addition in solving day to day problems.

- In groups, learners practice adding 4-digit numbers to 2-digit numbers using place value charts.
-Learners solve real-life problems involving addition of 4-digit and 2-digit numbers.

How can addition help us solve daily problems?

KLB Mathematics Grade 4 Learner's Book pg. 25
- Number cards
- Place value charts
- Place value apparatus

- Observation - Oral questions - Written assignments

Numbers

Addition - Addition of 4-digit to 3-digit numbers

By the end of the lesson, the learner should be able to:

- Add a 4-digit number to a 3-digit number with regrouping.
- Show interest in addition of numbers.

- In pairs, learners practice adding 4-digit numbers to 3-digit numbers using place value charts.
-Learners solve word problems involving addition of 4-digit and 3-digit numbers.

How do you regroup when adding numbers?

KLB Mathematics Grade 4 Learner's Book pg. 26
- Number cards
- Place value charts
- Place value apparatus

- Observation - Oral questions - Written assignments

Numbers

Addition - Addition up to two 4-digit numbers with double regrouping

By the end of the lesson, the learner should be able to:

- Add up to two 4-digit numbers with double regrouping up to a sum of 10,000 in real life situations.
- Show interest in addition of numbers.

- In groups, learners add up to two 4-digit numbers with double regrouping up to a sum of 10,000 in real life situations.
-Learners practice solving addition problems with double regrouping.

How do you add numbers with double regrouping?

KLB Mathematics Grade 4 Learner's Book pg. 27
- Number cards
- Place value charts
- Place value apparatus

- Observation - Oral questions - Written assignments

Numbers

Addition - Estimating sum by rounding off numbers

By the end of the lesson, the learner should be able to:

- Estimate sum by rounding off numbers to the nearest ten in different situations.
- Appreciate estimating sums in daily life.

- In groups, learners discuss and estimate sum by rounding off numbers to the nearest ten in different situations.
-Learners practice estimating answers before calculating exact answers.

Why do we estimate sums in mathematics?

KLB Mathematics Grade 4 Learner's Book pg. 28
- Number charts
- Number cards
- Number line

- Observation - Oral questions - Written assignments

Numbers

Addition - Estimating sums of 3-digit and 4-digit numbers

By the end of the lesson, the learner should be able to:

- Estimate sums of 3-digit and 4-digit numbers by rounding off.
- Develop interest in estimation.

- In pairs, learners practice estimating sums of 3-digit and 4-digit numbers by rounding off to the nearest ten.
-Learners compare estimated answers with actual answers.

Why is estimation important in real life?

KLB Mathematics Grade 4 Learner's Book pg. 29
- Number charts
- Number cards
- Number line

- Observation - Oral questions - Written assignments

Numbers

Addition - Creating patterns involving addition

By the end of the lesson, the learner should be able to:

- Create patterns involving addition up to a sum of 10,000 in real life situations.
- Appreciate application of addition of numbers in real life situations.

- In pairs, learners generate patterns involving addition of numbers up to a sum of 10,000.
-In pairs/groups, learners play digital games involving addition.

How do you make number patterns involving addition?

KLB Mathematics Grade 4 Learner's Book pg. 30
- Number cards
- Digital devices
- Number charts

- Observation - Oral questions - Written assignments

Numbers

Addition - Solving word problems involving addition

By the end of the lesson, the learner should be able to:

- Solve word problems involving addition.
- Appreciate addition in real life situations.

- In groups, learners discuss and solve word problems involving addition.
-Learners create their own word problems involving addition.

How can we apply addition to solve real life problems?

KLB Mathematics Grade 4 Learner's Book pg. 32
- Number cards
- Place value charts
- Word problem cards

- Observation - Oral questions - Written assignments

Numbers

Subtraction - Subtraction up to 4-digit numbers without regrouping

By the end of the lesson, the learner should be able to:

- Subtract up to 4-digit numbers without regrouping in real life situations.
- Develop interest in subtraction of numbers.

- In groups, learners subtract numbers up to 4-digit numbers without regrouping using place value apparatus prepared from locally available materials.
-Learners practice solving subtraction problems.

When do you need to subtract without regrouping?

KLB Mathematics Grade 4 Learner's Book pg. 33
- Place value apparatus
- Number cards
- Number charts

- Observation - Oral questions - Written assignments

Numbers

Subtraction - Subtraction of a 2-digit number from a 4-digit number

By the end of the lesson, the learner should be able to:

- Subtract a 2-digit number from a 4-digit number without regrouping.
- Show interest in subtraction of numbers.

- In pairs, learners practice subtracting 2-digit numbers from 4-digit numbers without regrouping.
-Learners solve real-life problems involving subtraction.

How do you subtract a 2-digit number from a 4-digit number?

KLB Mathematics Grade 4 Learner's Book pg. 34
- Place value apparatus
- Number cards
- Number charts

- Observation - Oral questions - Written assignments

Numbers

Subtraction - Subtraction of a 3-digit number from a 4-digit number

By the end of the lesson, the learner should be able to:

- Subtract a 3-digit number from a 4-digit number without regrouping.
- Develop interest in subtraction of numbers.

- In groups, learners practice subtracting 3-digit numbers from 4-digit numbers without regrouping.
-Learners solve word problems involving subtraction.

When do we use subtraction in real life?

KLB Mathematics Grade 4 Learner's Book pg. 35
- Place value apparatus
- Number cards
- Number charts

- Observation - Oral questions - Written assignments

Numbers

Subtraction - Subtraction up to 4-digit numbers with regrouping

By the end of the lesson, the learner should be able to:

- Subtract up to 4-digit numbers with regrouping in real life situations.
- Show interest in subtraction of numbers.

- In pairs, learners subtract up to 4-digit numbers with regrouping using number cards.
-Learners practice solving subtraction problems with regrouping.

How do you subtract numbers with regrouping?

KLB Mathematics Grade 4 Learner's Book pg. 35
- Place value apparatus
- Number cards
- Number charts

- Observation - Oral questions - Written assignments

Numbers

Subtraction - Subtraction with double regrouping

By the end of the lesson, the learner should be able to:

- Subtract 4-digit numbers with double regrouping.
- Appreciate subtraction in real life situations.

- In groups, learners practice subtracting 4-digit numbers with double regrouping.
-Learners solve word problems requiring double regrouping.

Why is regrouping important in subtraction?

KLB Mathematics Grade 4 Learner's Book pg. 36
- Place value apparatus
- Number cards
- Number charts

- Observation - Oral questions - Written assignments

Numbers

Subtraction - Estimating difference by rounding off numbers

By the end of the lesson, the learner should be able to:

- Estimate difference by rounding off numbers to the nearest ten in different contexts.
- Appreciate estimating differences in daily life.

- In groups, learners approximate and work out difference by rounding off the numbers to the nearest ten in real life situations.
-Learners practice estimating answers before calculating exact answers.

How do you estimate the difference of given numbers?

KLB Mathematics Grade 4 Learner's Book pg. 38
- Number line
- Number charts
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Subtraction - Estimating differences between 3-digit and 4-digit numbers

By the end of the lesson, the learner should be able to:

- Estimate differences between 3-digit and 4-digit numbers by rounding off.
- Show interest in estimation.

- In pairs, learners practice estimating differences between 3-digit and 4-digit numbers by rounding off to the nearest ten.
-Learners compare estimated answers with actual answers.

Why do we estimate differences in calculations?

KLB Mathematics Grade 4 Learner's Book pg. 39
- Number line
- Number charts
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Subtraction - Creating patterns involving subtraction

By the end of the lesson, the learner should be able to:

- Create patterns involving subtraction from up to 10,000.
- Appreciate application of subtraction of numbers in real life situations.

- In groups, learners generate patterns involving subtraction of numbers up to 10,000.
-In pairs or groups, learners play games involving subtraction using digital device or other resources.

How do you create patterns involving subtraction?

KLB Mathematics Grade 4 Learner's Book pg. 40
- Number cards
- Digital devices
- Number charts

- Observation - Oral questions - Written assignments

Numbers

Multiplication - Multiplication of up to 2-digit number by multiples of 10

By the end of the lesson, the learner should be able to:

- Multiply up to a two-digit number by multiples of 10 in different situations.
- Show interest in multiplication of numbers.

- In pairs, learners multiply 2-digit number by multiples of 10 using number cards.
-Learners practice solving multiplication problems involving multiples of 10.

When do you use multiplication in real life?

KLB Mathematics Grade 4 Learner's Book pg. 43
- Number cards
- Multiplication tables
- Digital devices

- Observation - Oral questions - Written assignments

Numbers

Multiplication - Multiplication of 1-digit number by multiples of 10

By the end of the lesson, the learner should be able to:

- Multiply a 1-digit number by multiples of 10.
- Show interest in multiplication of numbers.

- In pairs, learners multiply 1-digit numbers by multiples of 10 using number cards.
-Learners solve word problems involving multiplication by multiples of 10.

How can we multiply numbers by multiples of 10?

KLB Mathematics Grade 4 Learner's Book pg. 44
- Number cards
- Multiplication tables
- Digital devices

- Observation - Oral questions - Written assignments

Numbers

Multiplication - Multiplication of 2-digit by 1-digit without regrouping

By the end of the lesson, the learner should be able to:

- Multiply a 2-digit number by a 1-digit number without regrouping.
- Develop interest in multiplication.

- In pairs, learners practice multiplying 2-digit numbers by 1-digit numbers without regrouping.
-Learners use counters to demonstrate multiplication.

How can we multiply a 2-digit number by a 1-digit number?

KLB Mathematics Grade 4 Learner's Book pg. 45
- Number cards
- Counters
- Multiplication tables

- Observation - Oral questions - Written assignments

Numbers

Multiplication - Multiplication of 2-digit by 1-digit with regrouping

By the end of the lesson, the learner should be able to:

- Multiply a 2-digit number by a 1-digit number with regrouping.
- Show interest in multiplication.

- In groups, learners practice multiplying 2-digit numbers by 1-digit numbers with regrouping.
-Learners solve word problems involving multiplication.

Why do we regroup in multiplication?

KLB Mathematics Grade 4 Learner's Book pg. 46
- Number cards
- Counters
- Multiplication tables

- Observation - Oral questions - Written assignments

Numbers

Multiplication - Multiplication of 2-digit by 2-digit without regrouping

By the end of the lesson, the learner should be able to:

- Multiply up to a two-digit number by two-digit number without regrouping.
- Show interest in multiplication of numbers.

- In pairs or groups, learners multiply up to a two-digit number by two-digit number without regrouping using counters.
-Learners practice solving multiplication problems.

How do we multiply two-digit numbers?

KLB Mathematics Grade 4 Learner's Book pg. 45
- Counters
- Multiplication tables
- Multiplication charts

- Observation - Oral questions - Written assignments

Numbers

Multiplication - Multiplication of 2-digit by 2-digit with regrouping

By the end of the lesson, the learner should be able to:

- Multiply up to a two-digit number by two-digit number with regrouping.
- Develop interest in multiplication of numbers.

- In pairs or groups, learners multiply up to a two-digit number by two-digit number with regrouping and prepare a corresponding multiplication chart.
-Learners practice solving multiplication problems.

Why do we regroup when multiplying numbers?

KLB Mathematics Grade 4 Learner's Book pg. 47
- Counters
- Multiplication tables
- Multiplication charts

- Observation - Oral questions - Written assignments

Numbers

Multiplication - Estimating products by rounding off numbers

By the end of the lesson, the learner should be able to:

- Estimate products by rounding off numbers to the nearest 10 with product not exceeding 1,000.
- Appreciate estimating products in daily life.

- In groups, learners estimate and work out product by rounding off numbers to the nearest ten with product not exceeding 1,000.
-Learners practice estimating answers before calculating exact answers.

Why do we estimate products in mathematics?

KLB Mathematics Grade 4 Learner's Book pg. 48
- Number line
- Number charts
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Multiplication - Creating patterns involving multiplication
Division - Division of 2-digit by 1-digit without remainder

By the end of the lesson, the learner should be able to:

- Create patterns involving multiplication with product not exceeding 100.
- Appreciate application of multiplication of numbers in real life situation.

- In groups, learners generate patterns involving multiplication with products not exceeding 100 and prepare multiplication charts using locally available materials.
-In groups, learners play digital games on multiplication.

How do you create patterns involving multiplication?

KLB Mathematics Grade 4 Learner's Book pg. 50
- Multiplication charts
- Digital devices
- Number cards
KLB Mathematics Grade 4 Learner's Book pg. 52
- Number cards
- Division charts
- Counters

- Observation - Oral questions - Written assignments

Numbers

Division - Division as equal sharing

By the end of the lesson, the learner should be able to:

- Divide objects into equal groups.
- Appreciate division as equal sharing.

- In groups, learners share objects equally among themselves.
-Learners practice dividing objects into equal groups and recording the results.

How is division related to equal sharing?

KLB Mathematics Grade 4 Learner's Book pg. 53
- Counters
- Bottle tops
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Division - Division as equal grouping

By the end of the lesson, the learner should be able to:

- Divide objects into equal groups.
- Show interest in division as equal grouping.

- In groups, learners arrange objects into equal groups.
-Learners practice forming equal groups and recording the results.

How is division related to equal grouping?

KLB Mathematics Grade 4 Learner's Book pg. 54
- Counters
- Bottle tops
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Division - Division of 2-digit by 1-digit with remainder

By the end of the lesson, the learner should be able to:

- Divide up to a two-digit number by a one-digit number with remainder.
- Show interest in division of numbers.

- In groups, learners carry out division up to a two-digit number by a one-digit number with remainder and prepare division charts.
-Learners practice solving division problems with remainders.

How do you deal with remainders when dividing?

KLB Mathematics Grade 4 Learner's Book pg. 54
- Number cards
- Division charts
- Counters

- Observation - Oral questions - Written assignments

Numbers

Division - Using long form of division

By the end of the lesson, the learner should be able to:

- Use long form of division to divide numbers.
- Appreciate different methods of division.

- In groups, learners practice using the long form of division.
-Learners solve division problems using the long form.

Why do we use the long form of division?

KLB Mathematics Grade 4 Learner's Book pg. 56
- Number cards
- Division charts
- Counters

- Observation - Oral questions - Written assignments

Numbers

Division - Relationship between multiplication and division

By the end of the lesson, the learner should be able to:

- Relate multiplication of numbers to division of same numbers in different situations.
- Appreciate the relationship between multiplication and division.

- In groups, learners carry out division and multiplication of same numbers to establish relationship between multiplication and division. Discuss and share their results with other groups.
-Learners practice relating multiplication and division facts.

How are multiplication and division related?

KLB Mathematics Grade 4 Learner's Book pg. 57
- Multiplication tables
- Division charts
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Division - Solving word problems involving division

By the end of the lesson, the learner should be able to:

- Solve word problems involving division.
- Show interest in application of division.

- In groups, learners discuss and solve word problems involving division.
-Learners create their own word problems involving division.

How can we apply division to solve real life problems?

KLB Mathematics Grade 4 Learner's Book pg. 59
- Number cards
- Division charts
- Word problem cards

- Observation - Oral questions - Written assignments

Numbers

Division - Using digital resources for division

By the end of the lesson, the learner should be able to:

- Use digital resources to learn division of numbers.
- Appreciate the use of division in day to day life.

- In pairs, learners play games involving division using digital devices.
-Learners practice solving division problems using digital tools.

How can technology help us learn division?

KLB Mathematics Grade 4 Learner's Book pg. 60
- Digital devices
- Calculator
- Educational apps

- Observation - Oral questions - Written assignments

Numbers

Fractions - Numerator and denominator in a fraction

By the end of the lesson, the learner should be able to:

- Identify the numerator and denominator in a fraction in different situations.
- Develop interest in fractions.

- Learners discuss in groups the top (numerator) and bottom (denominator) numbers in a fraction and share with others.
-Learners practice identifying numerator and denominator in various fractions.

When do you use fractions in real life?

KLB Mathematics Grade 4 Learner's Book pg. 61
- Fraction charts
- Circular cut-outs
- Counters

- Observation - Oral questions - Written assignments

Numbers

Fractions - Representing fractions as part of a whole

By the end of the lesson, the learner should be able to:

- Represent a fraction with denominators not exceeding 12 as part of a whole.
- Show interest in representing fractions.

- Learners illustrate in groups fractions as part of whole using cut outs, counters or clock face.
-Learners practice representing different fractions as part of a whole.

How can you represent fractions?

KLB Mathematics Grade 4 Learner's Book pg. 62
- Circular cut-outs
- Rectangular cut-outs
- Clock face

- Observation - Oral questions - Written assignments

Numbers

Fractions - Representing fractions as part of a group

By the end of the lesson, the learner should be able to:

- Represent a fraction with denominators not exceeding 12 as part of a groupg.
- Appreciate using fractions to represent parts of a group.

- Learners illustrate in pairs/groups fractions as part of a group using cut outs, counters or clock face.
-Learners practice representing different fractions as part of a group.

How do fractions represent parts of a group?

KLB Mathematics Grade 4 Learner's Book pg. 63
- Counters
- Bottle tops
- Clock face

- Observation - Oral questions - Written assignments

Numbers

Fractions - Types of fractions

By the end of the lesson, the learner should be able to:

- Identify different types of fractions in real life situations.
- Show interest in different types of fractions.

- Workout in groups proper, improper and mixed fractions as part of a whole or as part of a group using paper cut outs or counters.
-Learners practice identifying different types of fractions.

How can we classify different types of fractions?

KLB Mathematics Grade 4 Learner's Book pg. 66
- Paper cut-outs
- Counters
- Fraction charts

- Observation - Oral questions - Written assignments

Numbers

Fractions - Converting improper fractions to mixed fractions

By the end of the lesson, the learner should be able to:

- Convert improper fractions to mixed fractions in different situations.
- Appreciate conversions between fractions.

- Discuss in groups changing of improper fractions to mixed fractions.
-Learners practice converting improper fractions to mixed fractions.

Why do we convert improper fractions to mixed fractions?

KLB Mathematics Grade 4 Learner's Book pg. 67
- Circular cut-outs
- Fraction charts
- Counters

- Observation - Oral questions - Written assignments

Numbers

Fractions - Converting mixed fractions to improper fractions

By the end of the lesson, the learner should be able to:

- Convert mixed fractions to improper fractions in different contexts.
- Show interest in conversions between fractions.

- Discuss in groups changing of mixed fractions to improper fractions.
-Learners practice converting mixed fractions to improper fractions.

When do we convert mixed fractions to improper fractions?

KLB Mathematics Grade 4 Learner's Book pg. 68
- Circular cut-outs
- Fraction charts
- Counters

- Observation - Oral questions - Written assignments

Measurement

Length - Centimetre as a unit of measuring length
Length - Measuring length in centimetres

By the end of the lesson, the learner should be able to:

- Identify the centimetre as a unit of measuring length in real life situations.
- Show interest in using centimetre as a unit of measurement.

- In groups, learners identify the centimetre and mark out lengths of one centimetre using a ruler.
-Learners identify items whose lengths can be measured in centimetres.

How can you measure distance?

KLB Mathematics Grade 4 Learner's Book pg. 91
- Metre ruler
- Tape measure
- Objects for measurement
KLB Mathematics Grade 4 Learner's Book pg. 92
- Various classroom objects

- Observation - Oral questions - Written assignments

Measurement

Length - Estimating and measuring length in centimetres
Length - Relationship between metres and centimetres
Length - Converting metres to centimetres

By the end of the lesson, the learner should be able to:

- Estimate and measure length in centimetres.
- Appreciate importance of estimation in measurement.

- In groups, learners estimate the length of a given object in centimetres.
-Learners measure actual length of the estimated length in centimetres and compare results.

Why is estimation important in measurement?

KLB Mathematics Grade 4 Learner's Book pg. 94
- Metre ruler
- Tape measure
- Various objects
KLB Mathematics Grade 4 Learner's Book pg. 95
- String
- Measuring tape
KLB Mathematics Grade 4 Learner's Book pg. 96
- Conversion tables

- Observation - Oral questions - Written assignments

Measurement

Length - Converting centimetres to metres
Length - Perimeter of plane figures

By the end of the lesson, the learner should be able to:

- Convert centimetres to metres in real life situation.
- Show interest in conversion of units.

- In pairs, learners convert centimetres into metres using whole numbers, decimals or fractions in real life situations.
-Learners practice converting measurements from centimetres to metres.

When would you need to convert centimetres to metres?

KLB Mathematics Grade 4 Learner's Book pg. 97
- Metre ruler
- Conversion tables
- Measuring tape
KLB Mathematics Grade 4 Learner's Book pg. 98
- Ruler
- Shape cutouts

- Observation - Oral questions - Written assignments

Measurement

Length - Addition involving length in metres and centimetres
Length - Subtraction involving length in metres and centimetres

By the end of the lesson, the learner should be able to:

- Work out addition involving length in metres and centimetres in real life situations.
- Show interest in addition of length measurements.

- In groups, learners calculate addition involving metres and centimetres.
-Learners practice solving real-life problems involving addition of length measurements.

When do you need to add lengths in real life?

KLB Mathematics Grade 4 Learner's Book pg. 99
- Metre ruler
- Tape measure
- Number cards
- Place value chart
KLB Mathematics Grade 4 Learner's Book pg. 102

- Observation - Oral questions - Written assignments

Measurement

Length - Multiplication involving metres and centimetres

By the end of the lesson, the learner should be able to:

- Carryout multiplication involving metres and centimetres in real life situations.
- Show interest in multiplication of length measurements.

- In groups, learners work out multiplication involving metres and centimetres.
-Learners practice solving real-life problems involving multiplication of length measurements.

How can multiplication help us with length measurements?

KLB Mathematics Grade 4 Learner's Book pg. 104
- Metre ruler
- Tape measure
- Number cards
- Place value chart

- Observation - Oral questions - Written assignments

Measurement

Length - Division involving metres and centimetres

By the end of the lesson, the learner should be able to:

- Carryout division involving metres and centimetres in real life situations.
- Appreciate division of length measurements.

- In pairs, learners work out division involving metres and centimetres.
-Learners practice solving real-life problems involving division of length measurements.

How can division help us with length measurements?

KLB Mathematics Grade 4 Learner's Book pg. 105
- Metre ruler
- Tape measure
- Number cards
- Place value chart

- Observation - Oral questions - Written assignments

Measurement

Area - Comparing area of surfaces by direct manipulation

By the end of the lesson, the learner should be able to:

- Compare the area of given surfaces by direct manipulation.
- Show interest in comparing areas of surfaces.

- In groups, learners compare area of two surfaces directly by placing one surface on the other.
-Learners practice comparing areas of different surfaces by direct manipulation.

How do you work out area of different surfaces?

KLB Mathematics Grade 4 Learner's Book pg. 106
- Paper cutouts
- Different shapes
- Objects with flat surfaces

- Observation - Oral questions - Written assignments

Measurement

Area - Calculating area by counting unit squares

By the end of the lesson, the learner should be able to:

- Calculate area of squares and rectangles by counting unit squares.
- Develop interest in calculating area.

- In pairs, learners use different unit square cut outs to cover a given surface.
-In groups, learners count the number of unit square cut outs prepared from locally available materials to cover the surface.

What is a unit square and how is it used?

KLB Mathematics Grade 4 Learner's Book pg. 108
- Unit square cutouts
- Grid paper
- Locally available materials

- Observation - Oral questions - Written assignments

Measurement

Area - Area of a square by counting unit squares

By the end of the lesson, the learner should be able to:

- Calculate area of squares by counting unit squares.
- Show interest in calculating area of squares.

- In groups, learners use unit square cutouts to cover square surfaces.
-Learners practice counting unit squares to find area of squares.

How do you find the area of a square?

KLB Mathematics Grade 4 Learner's Book pg. 109
- Unit square cutouts
- Square shapes
- Grid paper

- Observation - Oral questions - Written assignments

Measurement

Area - Area of a rectangle by counting unit squares

By the end of the lesson, the learner should be able to:

- Calculate area of rectangles by counting unit squares.
- Appreciate calculating area in real life.

- In groups, learners use unit square cutouts to cover rectangular surfaces.
-Learners practice counting unit squares to find area of rectangles.

How do you find the area of a rectangle?

KLB Mathematics Grade 4 Learner's Book pg. 110
- Unit square cutouts
- Rectangular shapes
- Grid paper

- Observation - Oral questions - Written assignments

Measurement

Area - Area of squares as product of rows and columns

By the end of the lesson, the learner should be able to:

- Calculate area of squares as a product of number of rows and columns.
- Show interest in calculating area of squares.

- In pairs, learners establish area of a square is same as number of rows multiplied by number of columns.
-Learners practice calculating area of squares using rows and columns.

How is multiplying rows by columns related to area?

KLB Mathematics Grade 4 Learner's Book pg. 112
- Grid paper
- Square shapes
- Unit square cutouts

- Observation - Oral questions - Written assignments

Measurement

Area - Area of rectangles as product of rows and columns

By the end of the lesson, the learner should be able to:

- Calculate area of rectangles as a product of number of rows and columns.
- Appreciate use of rows and columns in calculating area.

- In pairs, learners establish area of a rectangle is same as number of rows multiplied by number of columns.
-Work out area of squares and rectangles by multiplying number of rows by number of columns, such as in tiled or paved floors.

How can we calculate area using rows and columns?

KLB Mathematics Grade 4 Learner's Book pg. 113
- Grid paper
- Rectangular shapes
- Unit square cutouts

- Observation - Oral questions - Written assignments

Measurement

Area - Finding area of squares and rectangles

By the end of the lesson, the learner should be able to:

- Calculate area of squares and rectangles using different methods.
- Appreciate use of rows and columns in calculating area of squares and rectangles in real life situations.

- In groups, learners calculate area of various squares and rectangles using rows and columns.
-In pairs, learners play games involving area of rectangles and squares using digital devices and other resources.

How can we find the area of shapes in real life?

KLB Mathematics Grade 4 Learner's Book pg. 115
- Grid paper
- Digital devices
- Square and rectangular shapes

- Observation - Oral questions - Written assignments

Measurement

Volume - Piling objects into stacks of cubes

By the end of the lesson, the learner should be able to:

- Pile objects into stacks of cubes in real life situations.
- Show interest in piling objects.

- In groups, learners discuss and carefully arrange blocks or objects on top of each other into cuboid and cube shape.
-Learners practice stacking objects or blocks to form cubes and cuboids of different sizes.

Where do we apply the volume of cubes and cuboids in real life situations?

KLB Mathematics Grade 4 Learner's Book pg. 118
- Cubes
- Cuboids
- Building blocks

- Observation - Oral questions - Written assignments

Measurement

Volume - Piling objects into stacks of cuboids

By the end of the lesson, the learner should be able to:

- Pile objects into stacks of cuboids in real life situations.
- Appreciate piling objects in real life.

- In groups, learners arrange and pile objects to form cuboids of different sizes.
-Learners use matchboxes to build different stacks of cuboids.

How can we use stacking to understand volume?

KLB Mathematics Grade 4 Learner's Book pg. 119
- Matchboxes
- Building blocks
- Cuboid shapes

- Observation - Oral questions - Written assignments

Measurement

Volume - Working out volume of cuboids by piling blocks

By the end of the lesson, the learner should be able to:

- Work out volume of cuboids by piling blocks to form a cuboid.
- Show interest in volume of cuboids.

- In pairs, learners count the number of objects in the pile that makes a cuboid to determine the volume.
-Learners practice calculating volume of different cuboids by counting blocks.

How do you find the volume of a cuboid?

KLB Mathematics Grade 4 Learner's Book pg. 120
- Unit cubes
- Building blocks
- Matchboxes

- Observation - Oral questions - Written assignments

Measurement

Volume - Working out volume of cubes by piling blocks

By the end of the lesson, the learner should be able to:

- Calculate the volume of cubes by piling blocks to form a cube.
- Appreciate volume of cubes in real life.

- In groups, learners count the number of objects in the pile that makes a cube to determine the volume.
-Learners practice calculating volume of different cubes by counting blocks.

How do you find the volume of a cube?

KLB Mathematics Grade 4 Learner's Book pg. 121
- Unit cubes
- Building blocks
- Matchboxes

- Observation - Oral questions - Written assignments

Measurement

Volume - Volume of cubes and cuboids

By the end of the lesson, the learner should be able to:

- Calculate volume of cubes and cuboids.
- Appreciate use of pilling method in working out volume in real life.

- In pairs, learners use digital devices or other resources to safely play games involving stacking blocks to form cubes and cuboids.
-Learners practice calculating volume of different cubes and cuboids.

How do we calculate volume in real life situations?

KLB Mathematics Grade 4 Learner's Book pg. 123
- Digital devices
- Unit cubes
- Building blocks

- Observation - Oral questions - Written assignments

Measurement

Capacity - Measuring capacity in litres

By the end of the lesson, the learner should be able to:

- Measure capacity in litres in real life situations.
- Show interest in measuring capacity.

- In groups, learners measure capacity of containers using a one litre container in real life situations.
-Learners practice measuring capacity of different containers in litres.

How can you measure capacity using arbitrary units?

KLB Mathematics Grade 4 Learner's Book pg. 125
- 1 litre container
- Various containers
- Water

- Observation - Oral questions - Written assignments

Measurement

Capacity - Making litre containers

By the end of the lesson, the learner should be able to:

- Make and use litre containers in measuring capacity.
- Appreciate importance of standard units in measurement.

- In pairs, learners make litre containers from locally available materials through filling and emptying the container with substances such as water or sand using a 1 litre container.
-Learners use their containers to measure capacity of other containers.

Why do we need standard units of measurement?

KLB Mathematics Grade 4 Learner's Book pg. 126
- 1 litre container
- Locally available materials
- Water or sand

- Observation - Oral questions - Written assignments

Measurement

Capacity - Measuring capacity in ½ litres

By the end of the lesson, the learner should be able to:

- Measure capacity in ½ litres in real life situations.
- Show interest in measuring capacity in ½ litres.

- In pairs, learners make ½ litre containers from locally available materials through filling and emptying the container with substances such as water or sand using a 1 litre container.
-In groups, learners use ½ litre containers to measure capacity of other containers.

When would you measure capacity in ½ litres?

KLB Mathematics Grade 4 Learner's Book pg. 127
- 1 litre container
- ½ litre container
- Various containers
- Water or sand

- Observation - Oral questions - Written assignments

Measurement

Capacity - Measuring capacity in ¼ litres

By the end of the lesson, the learner should be able to:

- Measure capacity in ¼ litres in real life situations.
- Appreciate measuring capacity in ¼ litres.

- Learners make ¼ litre containers through filling and emptying using a 1 litre container.
-In groups, learners use ¼ litre containers to measure capacity of other containers.

How are ¼ litres related to litres?

KLB Mathematics Grade 4 Learner's Book pg. 128
- 1 litre container
- ¼ litre container
- Various containers
- Water or sand

- Observation - Oral questions - Written assignments

Measurement

Capacity - Addition of capacity in litres

By the end of the lesson, the learner should be able to:

- Work out addition of capacity in litres in real life situations.
- Show interest in addition of capacity.

- In groups, learners add capacity involving litres in real life situations.
-Learners practice solving problems involving addition of capacity.

When do we need to add capacity measurements in real life?

KLB Mathematics Grade 4 Learner's Book pg. 128
- Containers of known capacity
- Number cards
- Place value charts

- Observation - Oral questions - Written assignments

Measurement

Capacity - Subtraction of capacity in litres

By the end of the lesson, the learner should be able to:

- Work out subtraction of capacity in litres in real life situations.
- Appreciate subtraction of capacity.

- Subtract capacity involving litres in real life situations.
-Learners practice solving problems involving subtraction of capacity.

When do we need to subtract capacity measurements in real life?

KLB Mathematics Grade 4 Learner's Book pg. 130
- Containers of known capacity
- Number cards
- Place value charts

- Observation - Oral questions - Written assignments

Measurement

Capacity - Using digital devices for capacity

By the end of the lesson, the learner should be able to:

- Use digital devices to learn about capacity.
- Appreciate use of the litre as a unit of measuring capacity in real life situations.

- In pairs, learners play games involving capacity using containers of different capacities or digital devices for digital games.
-Learners practice solving problems involving capacity using digital tools.

How can technology help us learn about capacity?

KLB Mathematics Grade 4 Learner's Book pg. 131
- Digital devices
- Digital games
- Educational apps

- Observation - Oral questions - Written assignments

Measurement

Mass - Using a kilogram mass to measure mass of objects

By the end of the lesson, the learner should be able to:

- Use a kilogram mass to measure masses of different objects practically.
- Show interest in measuring mass in kilograms.

- In groups, learners use one kilogram masses to measure masses of given objects using a beam balance.
-Learners practice measuring mass of different objects in kilograms.

How do we measure mass in kilograms?

KLB Mathematics Grade 4 Learner's Book pg. 132
- 1 kg mass
- Beam balance
- Various objects

- Observation - Oral questions - Written assignments

Measurement

Mass - Using ½ kg masses to measure mass of objects

By the end of the lesson, the learner should be able to:

- Use ½ kg masses to measure masses of different objects practically.
- Appreciate measuring mass using different units.

- In pairs, learners make a ½ kg mass and use it to measure mass of given objects using a beam balance.
-Learners practice measuring mass of different objects using ½ kg masses.

When would you measure mass in ½ kg?

KLB Mathematics Grade 4 Learner's Book pg. 133
- ½ kg mass
- Beam balance
- Various objects
- Sand or soil

- Observation - Oral questions - Written assignments

Measurement

Mass - Using ¼ kg masses to measure mass of objects

By the end of the lesson, the learner should be able to:

- Use ¼ kg masses to measure masses of different objects practically.
- Show interest in measuring mass using ¼ kg masses.

- In groups, learners make a ¼ kg mass and use it to measure mass of given objects using a beam balance and an electronic balance.
-Learners practice measuring mass of different objects using ¼ kg masses.

How are ¼ kg masses related to kg masses?

KLB Mathematics Grade 4 Learner's Book pg. 134
- ¼ kg mass
- Beam balance
- Electronic balance
- Various objects
- Sand or soil

- Observation - Oral questions - Written assignments

Measurement

Mass - Mass in kilogram and ½ kilogram

By the end of the lesson, the learner should be able to:

- Relate kilograms to ½ kg and ¼ kg.
- Appreciate relationship between units of mass.

- Learners practice converting between kilograms, ½ kg, and ¼ kg.
-Learners solve problems involving conversion between units of mass.

How are different units of mass related?

KLB Mathematics Grade 4 Learner's Book pg. 135
- 1 kg mass
- ½ kg mass
- ¼ kg mass
- Beam balance

- Observation - Oral questions - Written assignments

Measurement

Mass - Addition of mass in kilograms

By the end of the lesson, the learner should be able to:

- Add mass involving kilograms in real life situations.
- Show interest in addition of mass measurements.

- In groups, learners add mass involving kilograms (kg) in real life situations.
-Learners practice solving problems involving addition of mass.

When do we need to add mass measurements in real life?

KLB Mathematics Grade 4 Learner's Book pg. 136
- Beam balance
- Number cards
- Place value charts

- Observation - Oral questions - Written assignments

Measurement

Mass - Subtraction of mass in kilograms

By the end of the lesson, the learner should be able to:

- Subtract mass involving kilograms in real life situations.
- Appreciate subtraction of mass measurements.

- In groups, learners subtract mass involving kilograms (kg).
-Learners practice solving problems involving subtraction of mass.

When do we need to subtract mass measurements in real life?

KLB Mathematics Grade 4 Learner's Book pg. 137
- Beam balance
- Number cards
- Place value charts

- Observation - Oral questions - Written assignments

Measurement

Time - Reading and telling time in a.m. and p.m.

By the end of the lesson, the learner should be able to:

- Read and tell time in a.m. and p.m. in real life situations.
- Show interest in reading and telling time.

- In pairs, learners read and tell time in a.m. and p.m. using digital and analogue clocks.
-Learners practice identifying different times of the day.

How do we differentiate between a.m. and p.m.?

KLB Mathematics Grade 4 Learner's Book pg. 138
- Analogue clocks
- Digital clocks
- Time charts

- Observation - Oral questions - Written assignments

Measurement

Time - Estimating time using a.m. and p.m.
Time - Converting hours to minutes

By the end of the lesson, the learner should be able to:

- Estimate time using a.m. and p.m. in real life situations.
- Appreciate estimating time.

- In groups, learners estimate time of the day using the shadow of a building or a tree that is in a convenient location.
-Learners practice estimating time based on different clues.

How do you estimate time?

KLB Mathematics Grade 4 Learner's Book pg. 139
- Analogue clocks
- Digital clocks
- Objects that cast shadows
KLB Mathematics Grade 4 Learner's Book pg. 141
- Time conversion charts

- Observation - Oral questions - Written assignments

Measurement

Time - Converting minutes to hours

By the end of the lesson, the learner should be able to:

- Convert minutes to hours in real life situations.
- Appreciate conversion of units of time.

- In groups, learners change minutes to hours in real life situations.
-Learners practice converting from minutes to hours.

When would you convert minutes to hours?

KLB Mathematics Grade 4 Learner's Book pg. 142
- Analogue clocks
- Digital clocks
- Time conversion charts

- Observation - Oral questions - Written assignments

Measurement

Time - Converting days into hours

By the end of the lesson, the learner should be able to:

- Convert days into hours in real life situations.
- Show interest in conversion between days and hours.

- In groups, learners change days to hours in real life situations.
-Learners practice converting from days to hours.

How many hours are there in a day?

KLB Mathematics Grade 4 Learner's Book pg. 143
- Time conversion charts
- Calendars
- Number line

- Observation - Oral questions - Written assignments

Measurement

Time - Converting hours into days

By the end of the lesson, the learner should be able to:

- Convert hours into days in real life situations.
- Appreciate conversion between hours and days.

- In groups, learners change hours to days in real life situations.
-Learners practice converting from hours to days.

When would you convert hours to days?

KLB Mathematics Grade 4 Learner's Book pg. 143
- Time conversion charts
- Calendars
- Number line

- Observation - Oral questions - Written assignments

Measurement

Time - Converting weeks into days

By the end of the lesson, the learner should be able to:

- Convert weeks into days in real life situations.
- Show interest in conversion between weeks and days.

- In groups, learners change weeks to days in real life situations.
-Learners practice converting from weeks to days.

How many days are there in a week?

KLB Mathematics Grade 4 Learner's Book pg. 144
- Time conversion charts
- Calendars
- Number line

- Observation - Oral questions - Written assignments

Measurement

Time - Converting days into weeks

By the end of the lesson, the learner should be able to:

- Convert days into weeks in real life situations.
- Appreciate conversion between days and weeks.

- In groups, learners change days to weeks in real life situations.
-Learners practice converting from days to weeks.

When would you convert days to weeks?

KLB Mathematics Grade 4 Learner's Book pg. 145
- Time conversion charts
- Calendars
- Number line

- Observation - Oral questions - Written assignments

Measurement

Time - Recording time durations in hours and minutes

By the end of the lesson, the learner should be able to:

- Record time durations in hours and minutes in real life situations.
- Show interest in recording time durations.

- In groups, learners measure and record duration of events in hours and minutes using digital and analogue clocks.
-Learners practice recording time taken to complete various activities.

Why do we need to record time durations?

KLB Mathematics Grade 4 Learner's Book pg. 146
- Stopwatch
- Digital watches
- Analogue clocks

- Observation - Oral questions - Written assignments

Measurement

Time - Addition of units of time

By the end of the lesson, the learner should be able to:

- Work out addition involving units of time in real life situations.
- Appreciate addition of time durations.

- In groups, learners work out addition involving units of time in real life situations.
-Learners practice solving problems involving addition of time.

When do we need to add time in real life?

KLB Mathematics Grade 4 Learner's Book pg. 147
- Clocks
- Number cards
- Place value charts

- Observation - Oral questions - Written assignments

Measurement

Time - Subtraction of units of time

By the end of the lesson, the learner should be able to:

- Work out subtraction involving units of time in real life situations.
- Show interest in subtraction of time durations.

- In groups, learners work out subtraction involving units of time in real life situations.
-Learners practice solving problems involving subtraction of time.

When do we need to subtract time in real life?

KLB Mathematics Grade 4 Learner's Book pg. 149
- Clocks
- Number cards
- Place value charts

- Observation - Oral questions - Written assignments

Measurement

Time - Using digital clock

By the end of the lesson, the learner should be able to:

- Use digital clock to tell and record time of different activities.
- Appreciate time in day to day activities.

- In groups, learners discuss, tell and record time using electronic clock.
-Learners practice reading and using digital clocks.

What are the advantages of digital clocks?

KLB Mathematics Grade 4 Learner's Book pg. 150
- Digital clocks
- Electronic watches
- Digital devices

- Observation - Oral questions - Written assignments

Measurement

Money - Converting shillings into cents

By the end of the lesson, the learner should be able to:

- Convert shillings into cents in different contexts.
- Show interest in conversion between units of money.

- Learners in pairs/groups discuss and convert shillings into cents using real/imitation money in different contexts.
-Learners practice converting from shillings to cents.

Why do we need to convert between shillings and cents?

KLB Mathematics Grade 4 Learner's Book pg. 151
- Real/imitation money
- Conversion charts
- Number cards

- Observation - Oral questions - Written assignments

Measurement

Money - Converting cents into shillings

By the end of the lesson, the learner should be able to:

- Convert cents into shillings in different contexts.
- Appreciate conversion between units of money.

- Learners in pairs/groups discuss and convert cents into shillings using real/imitation money in different contexts.
-Learners practice converting from cents to shillings.

When would you convert cents to shillings?

KLB Mathematics Grade 4 Learner's Book pg. 152
- Real/imitation money
- Conversion charts
- Number cards

- Observation - Oral questions - Written assignments

Measurement

Money - Preparing a shopping list of three items

By the end of the lesson, the learner should be able to:

- Prepare a shopping list of three items in real life situation.
- Show interest in preparing shopping lists.

- Learners in pairs/groups are guided on how to come up with a shopping list of food items that they may require at school or at home.
-Learners practice creating shopping lists for different occasions.

Why do we prepare shopping list?

KLB Mathematics Grade 4 Learner's Book pg. 153
- Price lists
- Shopping catalogs
- Charts

- Observation - Oral questions - Written assignments

Measurement

Money - Working out total cost of items

By the end of the lesson, the learner should be able to:

- Work out total cost of items in the shopping list for value not more ten thousand shillings.
- Appreciate using money in day to day activities.

- Learners in groups/individually calculate the total cost of items in the shopping list.
-Learners practice calculating total cost of different combinations of items.

How do we calculate the total cost of items?

KLB Mathematics Grade 4 Learner's Book pg. 153
- Price lists
- Shopping catalogs
- Calculator

- Observation - Oral questions - Written assignments

Measurement

Money - Preparing a class model shop
Money - Role playing shopping activities

By the end of the lesson, the learner should be able to:

- Prepare a class model shop for shopping activities.
- Show interest in shopping activities.

- Learners in groups are guided to come up with a class or school model shop and role play shopping activities as buyers and shopkeepers.
-Learners practice arranging items in the shop according to their type.

How do shops organize their items?

KLB Mathematics Grade 4 Learner's Book pg. 154
- Empty containers
- Price tags
- Imitation money
KLB Mathematics Grade 4 Learner's Book pg. 155
- Class model shop
- Imitation money
- Digital devices

- Observation - Oral questions - Written assignments