Numbers

Number Concept - Identifying position of objects from 1st to 20th

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

- Identify position of objects from 1st to 10th
- Order objects according to their positions
- Show interest in identifying positions of objects

- In groups, race for a distance and assign each other the correct position using the words first, second up to tenth position
- Look at pictures of objects/people in order and identify their positions
- Name the position of an object from a reference point using 1st, 2nd up to 10th

How do we tell our positions in a competition?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 4
- Number cards showing ordinal numbers
- Pictures showing objects in order

- Observation - Oral questions - Written assignments

Numbers

Number Concept - Identifying position of objects from 1st to 20th
Number Concept - Writing positions in number symbols and words
Number Concept - Writing positions in number symbols and words

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

- Identify position of objects from 11th to 20th
- Arrange objects from a reference point
- Appreciate identifying positions in daily activities

- In groups, arrange 20 different objects in a line from the chalkboard and identify each object's position
- In pairs, take turns to identify positions of objects from 11th to 20th
- Discuss real-life situations where ordinal numbers are used

How do we identify the positions of objects in a line?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 6
- Number cards showing ordinal numbers
- Objects arranged in order
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 7
- Chart showing ordinal numbers in words and symbols
- Number cards
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 9

- Observation - Oral questions - Written assignments

Numbers

Whole Numbers - Counting forward up to 1000 from any point

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

- Count forward in 1's up to 1000 from any point
- Skip count forward in 10's up to 1000
- Show interest in counting numbers

- In pairs/groups, count forward in 1's starting from any point up to 1000 using rope skipping game
- Use number charts to count forward in 1's up to 1000
- Practice counting forward in 10's up to 1000

How would you get the total number of people in a group?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 17
- Number charts
- Rope for skipping game
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 19
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Whole Numbers - Counting backward in multiples of 100 from 1000

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

- Count backward in multiples of 100 from 1000
- Identify patterns when counting backward in 100's
- Value counting backward in daily activities

- In pairs/groups, practice counting backward in multiples of 100 from 1000
- Complete number sequences counting backward in 100's
- Use number cards to practice counting backward

Why is it important to know how to count backward?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 21
- Number cards
- Number charts
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 23

- Observation - Oral questions - Written assignments

Numbers

Whole Numbers - Reading and writing numbers 1-100 in words

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

- Read numbers 1-50 in words
- Write numbers 1-50 in words
- Show interest in reading and writing numbers in words

- In pairs/groups, read number words from a chart showing numbers 1-50
- Practice writing numbers 1-50 in words
- Match numbers in symbols with their corresponding words

How do we read and write numbers in words?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 34
- Charts showing numbers in words
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Whole Numbers - Reading and writing numbers 1-100 in words

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

- Read numbers 51-100 in words
- Write numbers 51-100 in words
- Appreciate reading and writing numbers in words

- In pairs/groups, read number words from a chart showing numbers 51-100
- Practice writing numbers 51-100 in words
- Match numbers in symbols with their corresponding words

Why is it important to know how to write numbers in words?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 36
- Charts showing numbers in words
- Number cards
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 38
- Charts showing numbers in words and symbols

- Observation - Oral questions - Written assignments

Numbers

Addition - Adding 3-digit numbers to 2-digit numbers without regrouping

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

- Add a 3-digit number to a 1-digit number without regrouping
- Use place value to add numbers
- Show interest in addition of numbers

- Add a 3-digit number to a 1-digit number without regrouping using place value apparatus
- Practice addition horizontally and vertically
- Solve simple addition problems involving 3-digit and 1-digit numbers

How do you arrange numbers when adding downwards?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 41
- Place value apparatus (abacus)
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Addition - Adding 3-digit numbers to 2-digit numbers without regrouping

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

- Add a 3-digit number to a 2-digit number without regrouping
- Solve addition problems without regrouping
- Appreciate addition in solving daily problems

- Add a 3-digit number to a 2-digit number without regrouping using place value apparatus
- Practice addition horizontally and vertically
- Solve addition word problems involving 3-digit and 2-digit numbers

How do we solve addition problems in everyday life?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 43
- Place value apparatus
- Number cards
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 45
- Worksheets

- Observation - Oral questions - Written assignments

Numbers

Addition - Adding 3-digit numbers to 2-digit numbers with single regrouping

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

- Add a 3-digit number to a 1-digit number with single regrouping
- Use regrouping strategy in addition
- Show interest in addition with regrouping

- Practice adding a 3-digit number to a 1-digit number with single regrouping using place value apparatus
- Demonstrate regrouping in the ones place
- Solve addition problems requiring regrouping

When do we need to regroup in addition?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 47
- Place value apparatus
- Number cards
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 48

- Observation - Oral questions - Written assignments

Numbers

Addition - Adding 3-digit numbers to 2-digit numbers with single regrouping

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

- Add different combinations of 3-digit and 2-digit numbers with single regrouping
- Apply regrouping strategy in various contexts
- Value addition in solving real-life problems

- Practice adding various combinations of 3-digit and 2-digit numbers with single regrouping
- Solve addition word problems in real-life contexts requiring regrouping
- Create and solve addition problems in groups

How can we apply addition with regrouping in real life?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 49
- Place value apparatus
- Number cards
- Worksheets

- Observation - Oral questions - Written assignments

Numbers

Addition - Adding two 3-digit numbers without regrouping

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

- Add two 3-digit numbers without regrouping
- Apply place value in addition
- Show interest in addition of large numbers

- Add two 3-digit numbers without regrouping using place value apparatus
- Practice addition horizontally and vertically
- Solve addition problems involving two 3-digit numbers without regrouping

How do we add large numbers?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 50
- Place value apparatus
- Number cards
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 51
- Worksheets

- Observation - Oral questions - Written assignments

Numbers

Addition - Adding two 3-digit numbers without regrouping

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

- Add multiple 3-digit numbers without regrouping
- Apply addition strategies to solve problems
- Value addition in daily activities

- Practice adding multiple 3-digit numbers without regrouping
- Solve complex addition word problems involving 3-digit numbers
- Apply addition in simulated real-life scenarios

How can we check if our answer is reasonable when adding large numbers?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 52
- Place value apparatus
- Number cards
- Worksheets
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 53

- Observation - Oral questions - Written assignments

Numbers

Addition - Adding two 3-digit numbers with single regrouping

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

- Add two 3-digit numbers with regrouping in ones
- Apply regrouping strategy
- Show interest in addition with regrouping

- Add two 3-digit numbers with regrouping in ones using place value apparatus
- Demonstrate regrouping in the ones place
- Solve addition problems requiring regrouping in ones

Why do we need to regroup when adding?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 55
- Place value apparatus
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Addition - Adding two 3-digit numbers with single regrouping

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

- Add two 3-digit numbers with regrouping in tens
- Apply regrouping strategy in different places
- Appreciate addition in problem solving

- Add two 3-digit numbers with regrouping in tens using place value apparatus
- Demonstrate regrouping in the tens place
- Solve addition problems requiring regrouping in tens

How does regrouping help us add large numbers?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 56
- Place value apparatus
- Number cards
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 57
- Worksheets

- Observation - Oral questions - Written assignments

Numbers

Addition - Adding two 3-digit numbers with single regrouping

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

- Add two 3-digit numbers with single regrouping confidently
- Apply addition strategies in various contexts
- Show interest in solving addition problems

- Practice adding various combinations of 3-digit numbers with single regrouping
- Solve complex addition word problems requiring regrouping
- Apply addition in simulated real-life scenarios

How can addition with regrouping help us solve problems in our daily lives?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 58
- Place value apparatus
- Number cards
- Worksheets

- Observation - Oral questions - Written assignments

Numbers

Addition - Adding two 3-digit numbers with single regrouping
Addition - Creating number patterns involving addition up to 1000

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

- Add multiple 3-digit numbers with single regrouping
- Apply addition with regrouping in complex problems
- Appreciate addition in solving real-life problems

- Practice adding multiple 3-digit numbers with single regrouping
- Solve complex addition word problems involving 3-digit numbers
- Create and solve real-life addition problems requiring regrouping

How can we check if our addition with regrouping is correct?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 59
- Place value apparatus
- Number cards
- Worksheets
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 60
- Number charts
- Worksheets with number patterns

- Observation - Oral questions - Written assignments

Numbers

Addition - Creating number patterns involving addition up to 1000

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

- Create more complex number patterns involving addition
- Identify complex addition rules in patterns
- Value creating patterns using addition

- Create and work out missing numbers in patterns involving addition up to 1000
- Create patterns with different step sizes (add 5, add 10, etc.)
- Share created patterns with other groups

What different addition rules can we use to create number patterns?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 61
- Number charts
- Worksheets with number patterns
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 62

- Observation - Oral questions - Written assignments

Numbers

Addition - Creating number patterns involving addition up to 1000

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

- Create number patterns involving addition with varied starting points
- Apply addition strategies in pattern creation
- Show interest in creating patterns

- Create addition patterns with varied starting points (e.g., start at 125 and add 50)
- Identify and complete complex addition patterns
- Create addition patterns for peers to solve

How can we create more challenging addition patterns?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 63
- Number charts
- Worksheets with number patterns

- Observation - Oral questions - Written assignments

Numbers

Addition - Creating number patterns involving addition up to 1000
Subtraction - Subtracting 3-digit numbers from 3-digit numbers with single regrouping

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

- Solve problems involving addition patterns
- Create complex addition patterns
- Value patterns in mathematical thinking

- Solve problems involving addition patterns
- Create complex addition patterns for others to solve
- Discuss real-life situations where addition patterns are useful

Where can we see addition patterns in our environment?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 64
- Number charts
- Worksheets with number patterns
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 61
- Place value apparatus
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Subtraction - Subtracting 3-digit numbers from 3-digit numbers with single regrouping

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

- Subtract a 3-digit number from a 3-digit number with regrouping in hundreds
- Apply regrouping from hundreds to tens
- Appreciate subtraction in problem solving

- Subtract a 3-digit number from a 3-digit number with regrouping in hundreds using place value apparatus
- Demonstrate regrouping from hundreds to tens
- Solve subtraction word problems requiring regrouping in hundreds

How can we apply subtraction with regrouping in different situations?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 62
- Place value apparatus
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Subtraction - Subtracting 3-digit numbers from 3-digit numbers with single regrouping

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

- Subtract 3-digit numbers from 3-digit numbers with single regrouping in different places
- Apply appropriate regrouping strategy
- Value subtraction in solving real-life problems

- Practice subtracting 3-digit numbers from 3-digit numbers with regrouping in different places
- Solve subtraction word problems requiring regrouping
- Create and solve subtraction problems in pairs or groups

When might we need to regroup in real-life subtraction problems?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 63
- Place value apparatus
- Number cards
- Worksheets
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 64

- Observation - Oral questions - Written assignments

Numbers

Subtraction - Working out missing numbers in patterns involving subtraction

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

- Identify patterns involving subtraction
- Find missing numbers in subtraction patterns
- Show interest in number patterns

- Discuss and identify patterns involving subtraction
- Work out missing numbers in patterns involving subtraction up to 1000
- Complete number sequences with subtraction patterns

How do you identify the missing number in a number pattern involving subtraction?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 68
- Number charts
- Worksheets with subtraction patterns
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 69

- Observation - Oral questions - Written assignments

Numbers

Subtraction - Working out missing numbers in patterns involving subtraction

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

- Solve problems involving subtraction patterns
- Apply pattern recognition in subtraction
- Value patterns in mathematical thinking

- Solve problems involving subtraction patterns
- Create complex subtraction patterns for others to solve
- Discuss real-life situations where subtraction patterns are useful

How are subtraction patterns useful in mathematics?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 70
- Number charts
- Worksheets with subtraction patterns

- Observation - Oral questions - Written assignments

Numbers

Multiplication - Multiplying single-digit numbers by single-digit numbers

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

- Multiply numbers 1, 2, 3 by single-digit numbers
- Use multiplication tables for 1, 2, 3
- Show interest in multiplication of numbers

- In groups, multiply a single digit number by 1, 2, and 3 using multiplication chart
- Practice using multiplication tables
- Solve multiplication word problems involving 1, 2, and 3

How can we use the multiplication table to find products?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 72
- Multiplication chart
- Number cards
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 74

- Observation - Oral questions - Written assignments

Numbers

Division - Dividing 2-digit numbers by single-digit numbers without remainder

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

- Divide numbers up to 20 by 2, 3, 4 without a remainder
- Use multiplication tables for division
- Show interest in division of numbers

- In groups, practice division of numbers up to 20 by 2, 3, 4 without a remainder
- Use multiplication tables to find quotients
- Solve simple division word problems

How can we use multiplication to help us divide?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 80
- Multiplication tables
- Number cards
- Counters
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 81

- Observation - Oral questions - Written assignments

Numbers

Division - Dividing 2-digit numbers by 10 without remainder

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

- Divide multiples of 10 up to 50 by 10 without a remainder
- Identify patterns when dividing by 10
- Show interest in division by 10

- In pairs/groups, practice division of multiples of ten from 50 by 10 using multiplication tables
- Identify the pattern when dividing by 10
- Solve division problems involving 10

What pattern do you notice when dividing by 10?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 82
- Multiplication tables
- Number cards

- Observation - Oral questions - Written assignments

Numbers

Division - Dividing 2-digit numbers by 10 without remainder
Fractions - Identifying ⅛ as part of a whole

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

- Divide multiples of 10 up to 90 by 10 without a remainder
- Apply the pattern of dividing by 10
- Appreciate division by 10 in daily life

- In pairs/groups, practice division of multiples of ten from 90 by 10 using multiplication tables
- Apply the pattern of dividing by 10
- Solve word problems involving division by 10

How can knowing the pattern for dividing by 10 help us in real life?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 83
- Multiplication tables
- Number cards
- Worksheets
- Mentor Mathematical Activities Grade 3 Learner's Book pg. 91
- Manila papers
- Scissors
- Drawing materials

- Observation - Oral questions - Written assignments

Numbers
Measurement

Fractions - Identifying ⅛ as part of a whole
Length - Adding length in metres

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

- Identify ⅛ in different contexts
- Create representations of ⅛
- Appreciate fractions in daily life

- Identify objects showing an eighth as part of a whole
- Create and color representations of ⅛ using different shapes
- Discuss real-life examples where eighth is used

In what situations do we use eighth in real life?

- Mentor Mathematical Activities Grade 3 Learner's Book pg. 92
- Real-life objects
- Drawing materials
- Fraction models
Mentor Mathematical Activities Grade 3 Learner's Book pg. 101
-Metre sticks
-String
-Chart showing addition of length

- Observation - Oral questions - Written assignments

Measurement

Length - Subtracting length in metres
Mass - Adding mass in kilograms
Mass - Subtracting mass in kilograms

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

- Subtract length in metres
- Solve real-life problems involving subtraction of length
- Appreciate subtracting length in daily life

- Measure the length of the chalkboard and the teacher's table in metres and work out the difference in length
- Work out subtraction of length in metres based on real life situations
- Solve problems involving finding differences between two lengths

How can you find the difference in length between two objects?

Mentor Mathematical Activities Grade 3 Learner's Book pg. 102
-Metre sticks
-Tape measure
-Rulers
Mentor Mathematical Activities Grade 3 Learner's Book pg. 109
-Beam balance
-Standard masses
-Model shop items
Mentor Mathematical Activities Grade 3 Learner's Book pg. 111
-Various objects

Observation -Oral questions -Written assignments

Measurement

Capacity - Adding capacity in litres
Capacity - Subtracting capacity in litres

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

- Add capacity in litres
- Solve problems involving addition of capacity
- Value addition of capacity in real-life situations

- In turns, practice addition of capacity in litres in real life situations
- Calculate the total capacity of different combinations of containers
- Solve word problems involving addition of capacity

How would you find the total capacity of several containers?

Mentor Mathematical Activities Grade 3 Learner's Book pg. 119
-One-litre containers
-Various containers
-Water
Mentor Mathematical Activities Grade 3 Learner's Book pg. 120

Observation -Oral questions -Written assignments

Measurement

Capacity - Estimating capacity up to 5 litres

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

- Estimate capacity of containers up to 5 litres
- Compare estimated and actual capacity measurements
- Develop skills in estimation of capacity

- Estimate capacity of containers up to 5 litres
- Measure the actual capacity of the containers to confirm their capacity in litres
- Compare the estimated capacity with the actual capacity

How can you estimate the capacity of a container without measuring?

Mentor Mathematical Activities Grade 3 Learner's Book pg. 121
-One-litre containers
-Various containers
-Water

Observation -Oral questions -Practical activities

Measurement

Capacity - Estimating capacity up to 5 litres
Time - Writing time using 'past' and 'to' the hour

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

- Estimate capacity of various containers up to 5 litres
- Compare estimated and actual measurements
- Value the importance of estimation in daily life

- Estimate the capacity of different containers and record in a table
- Measure the actual capacity and compare with estimates
- Discuss the importance of estimation in daily life

When is estimation of capacity useful in our daily lives?

Mentor Mathematical Activities Grade 3 Learner's Book pg. 122
-One-litre containers
-Various containers
-Water
Mentor Mathematical Activities Grade 3 Learner's Book pg. 134
-Clock faces
-Manila paper
-Clock models

Observation -Oral questions -Practical activities

Measurement

Time - Estimating time in hours

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

- Estimate time in hours
- Compare estimated and actual time
- Value the importance of time estimation in daily life

- In pairs/groups, estimate time in hours for different activities
- Time actual duration of activities and compare with estimates
- Discuss strategies for better time estimation

How can we estimate how long an activity will take?

Mentor Mathematical Activities Grade 3 Learner's Book pg. 136
-Clocks
-Stop watches
-Activity cards

Observation -Oral questions -Practical activities

Measurement

Time - Adding time involving hours and minutes without conversion
Time - Subtracting time involving hours and minutes without conversion

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

- Add time in hours and minutes without conversion
- Solve problems involving addition of time
- Appreciate addition of time in daily life

- In pairs/groups, add time in hours and minutes without conversion
- Use number cards to practice addition of time
- Solve word problems involving addition of time

How can we find the total time for two or more activities?

Mentor Mathematical Activities Grade 3 Learner's Book pg. 138
-Number cards
-Clocks
-Time worksheets
Mentor Mathematical Activities Grade 3 Learner's Book pg. 139

Observation -Oral questions -Written assignments

Measurement
Geometry

Money - Converting money into different denominations
Money - Using money to buy up to 3 items involving balance
Shapes - Modeling a combined shape made of two shapes

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

- Convert money into different denominations
- Exchange notes for equivalent values
- Value the importance of currency conversion in daily life

- Convert large denominations into smaller ones and vice versa
- Practice exchanging notes for equivalent values
- Solve problems involving conversion of money

How can larger denomination notes be exchanged for smaller ones of equal value?

Mentor Mathematical Activities Grade 3 Learner's Book pg. 151
-Models of currency notes
-Money charts
Mentor Mathematical Activities Grade 3 Learner's Book pg. 152
-Classroom model shop
-Price tags
Mentor Mathematical Activities Grade 3 Learner's Book pg. 164
-Modeling clay
-Paper
-Scissors
-Glue/tape

Observation -Oral questions -Written exercises