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
Whole Numbers - Reading and writing numbers up to 1,000 in words
Whole Numbers - Ordering numbers up to 1,000
Whole Numbers - Rounding off numbers up to 1,000 to the nearest ten

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.

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

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

Why do we determine the place value of a digit in a number?
How do we write numbers in words?

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
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
KLB Mathematics Grade 4 Learner's Book pg. 13
- Number line
- Measuring tools

- Observation - Oral questions - Written assignments

Numbers

Whole Numbers - Factors of numbers up to 50
Whole Numbers - Multiples of numbers up to 100

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

- Identify factors of numbers up to 50 in different contexts.
- Appreciate the use of factors in real life situations.

- In groups, learners identify factors/divisors of numbers up to 50 and share with others.
-Learners practice writing all the pairs of factors for different numbers.

How do we identify factors of a number?

KLB Mathematics Grade 4 Learner's Book pg. 16
- Multiplication tables
- Number cards
- Counters
KLB Mathematics Grade 4 Learner's Book pg. 19
- Number charts

- Observation - Oral questions - Written assignments

Numbers

Whole Numbers - Multiples of numbers 6 to 10
Whole Numbers - Even and odd numbers up to 100

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

- Identify and list multiples of numbers 6 to 10.
- Show interest in identifying multiples of different numbers.

- In groups, learners identify and list multiples of numbers 6 to 10.
-Learners practice using multiples to solve problems in daily life.

How can we use multiples to solve problems?

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

- 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
Addition - Addition of 4-digit to 2-digit numbers
Addition - Addition of 4-digit to 3-digit numbers

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.

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

- 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.
- 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.

When do you use addition in real life?
How can addition help us solve daily problems?

KLB Mathematics Grade 4 Learner's Book pg. 23
- Number cards
- Place value charts
- Place value apparatus
KLB Mathematics Grade 4 Learner's Book pg. 25
- Number cards
- Place value charts
- Place value apparatus
KLB Mathematics Grade 4 Learner's Book pg. 26

- 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
Addition - Solving word problems 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
KLB Mathematics Grade 4 Learner's Book pg. 32
- Place value charts
- Word problem cards

- Observation - Oral questions - Written assignments

Numbers

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

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

When do you need to subtract without regrouping?
How do you subtract a 2-digit number from a 4-digit number?

KLB Mathematics Grade 4 Learner's Book pg. 33
- Place value apparatus
- Number cards
- Number charts
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
Subtraction - Subtraction with double 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
KLB Mathematics Grade 4 Learner's Book pg. 36

- 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
Multiplication - Multiplication of up to 2-digit number by multiples of 10
Multiplication - Multiplication of 1-digit number by multiples of 10

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.

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

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

How do you create patterns involving subtraction?
When do you use multiplication in real life?

KLB Mathematics Grade 4 Learner's Book pg. 40
- Number cards
- Digital devices
- Number charts
KLB Mathematics Grade 4 Learner's Book pg. 43
- Number cards
- Multiplication tables
- Digital devices
KLB Mathematics Grade 4 Learner's Book pg. 44

- 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
Multiplication - Estimating products by rounding off numbers

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
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.

- Divide up to a two-digit number by a one-digit number without remainder.
- Show interest in division of numbers.

- 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.
- In pairs and groups, learners discuss and carry out division of up to a two-digit number by a one-digit number without remainder using number cards.
-Learners practice solving division problems.

How do you create patterns involving multiplication?
When do you use division in real life?

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
Division - Using long form of division

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
KLB Mathematics Grade 4 Learner's Book pg. 56

- 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
Numbers
Measurement

Division - Solving word problems involving division
Division - Using digital resources for division
Length - Centimetre as a unit of measuring length

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

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

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

- In groups, learners discuss and solve word problems involving division.
-Learners create their own word problems involving division.
- In pairs, learners play games involving division using digital devices.
-Learners practice solving division problems using digital tools.

How can we apply division to solve real life problems?
How can technology help us learn division?

KLB Mathematics Grade 4 Learner's Book pg. 59
- Number cards
- Division charts
- Word problem cards
KLB Mathematics Grade 4 Learner's Book pg. 60
- Digital devices
- Calculator
- Educational apps
KLB Mathematics Grade 4 Learner's Book pg. 91
- Metre ruler
- Tape measure
- Objects for measurement

- Observation - Oral questions - Written assignments

Measurement

Length - Measuring length in centimetres
Length - Estimating and measuring length in centimetres
Length - Relationship between metres and centimetres

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

- Measure length in centimetres in real life situations.
- Develop interest in measuring length in centimetres.

- In pairs, learners measure the length of a given object in centimetres using a metre ruler or a tape measure.
-Learners practice measuring various objects in the classroom.

Why do we measure distance in real life?

KLB Mathematics Grade 4 Learner's Book pg. 92
- Metre ruler
- Tape measure
- Various classroom objects
KLB Mathematics Grade 4 Learner's Book pg. 94
- Various objects
KLB Mathematics Grade 4 Learner's Book pg. 95
- String
- Measuring tape

- Observation - Oral questions - Written assignments

Measurement

Length - Converting metres to centimetres
Length - Converting centimetres to metres

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

- Convert metres to centimetres in real life situation.
- Appreciate conversion of units in daily life.

- In groups, learners use the relationship between centimetres and metres to convert from metres to centimetres.
-Learners practice converting measurements from metres to centimetres.

Why do we need to convert between units of measurement?

KLB Mathematics Grade 4 Learner's Book pg. 96
- Metre ruler
- Conversion tables
- Measuring tape
KLB Mathematics Grade 4 Learner's Book pg. 97

- Observation - Oral questions - Written assignments

Measurement

Length - Perimeter of plane figures
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 perimeter of plane figures in different contexts.
- Appreciate use of perimeter in real life situations.

- In groups, learners calculate perimeter of plane figures.
-Learners measure and calculate perimeter of various objects in the classroom.

How do you find the perimeter of different shapes?

KLB Mathematics Grade 4 Learner's Book pg. 98
- Ruler
- Shape cutouts
- Measuring tape
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
Area - Comparing area of surfaces by direct manipulation

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.

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

- In pairs, learners work out division involving metres and centimetres.
-Learners practice solving real-life problems involving division of length measurements.
- 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 can division help us with length measurements?
How do you work out area of different surfaces?

KLB Mathematics Grade 4 Learner's Book pg. 105
- Metre ruler
- Tape measure
- Number cards
- Place value chart
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
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 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
KLB Mathematics Grade 4 Learner's Book pg. 109
- 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
Volume - Piling objects into stacks of cubes
Volume - Piling objects into stacks of cuboids

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.

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

- 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.
- 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 find the area of shapes in real life?
How can we use stacking to understand volume?

KLB Mathematics Grade 4 Learner's Book pg. 115
- Grid paper
- Digital devices
- Square and rectangular shapes
KLB Mathematics Grade 4 Learner's Book pg. 118
- Cubes
- Cuboids
- Building blocks
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
Capacity - Measuring capacity in litres

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
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
Capacity - Measuring capacity in ¼ 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.

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

When would you measure capacity in ½ litres?
How are ¼ litres related to litres?

KLB Mathematics Grade 4 Learner's Book pg. 127
- 1 litre container
- ½ litre container
- Various containers
- Water or sand
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
Capacity - Subtraction 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
KLB Mathematics Grade 4 Learner's Book pg. 130

- 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
Mass - Mass in kilogram and ½ kilogram
Mass - Addition of mass in kilograms
Mass - Subtraction of mass in kilograms

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.

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

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

How are ¼ kg masses related to kg masses?
When do we need to add mass measurements in real life?

KLB Mathematics Grade 4 Learner's Book pg. 134
- ¼ kg mass
- Beam balance
- Electronic balance
- Various objects
- Sand or soil
KLB Mathematics Grade 4 Learner's Book pg. 135
- 1 kg mass
- ½ kg mass
- Beam balance
KLB Mathematics Grade 4 Learner's Book pg. 136
- Beam balance
- Number cards
- Place value charts
KLB Mathematics Grade 4 Learner's Book pg. 137

- Observation - Oral questions - Written assignments