Numbers

Whole Numbers - Place value and total value
Whole Numbers - Reading and writing numbers in symbols
Whole Numbers - Reading and writing numbers in words
Whole Numbers - Ordering numbers

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

- Identify place value of digits up to tens of thousands
- Explain total value of digits in numbers up to tens of thousands
- Show interest in using place value in daily life

- Read numbers up to 10,000 in symbols
- Write numbers up to 10,000 in symbols
- Appreciate reading and writing numbers in symbols

- In pairs/groups identify place value of numbers up to tens of thousands using place value apparatus
- In pairs/groups identify total values of digits up to ten thousand
- In groups read numbers up to 10,000 in symbols in real life situations
- Individually practice writing numbers up to 10,000 in symbols

What do you consider when writing numbers in words?
What do you consider when writing numbers in symbols?

- Mentor Mathematics Grade 4 pg. 1
- Place value apparatus
- Number cards
- Number charts
- Mentor Mathematics Grade 4 pg. 2
- Number charts
- Number cards
- Mentor Mathematics Grade 4 pg. 3
- Number chart
- Word cards
- Mentor Mathematics Grade 4 pg. 4
- Number cards
- Number charts

- Observation - Oral questions - Written assignments
- Observation - Oral questions - Written work

Numbers

Whole Numbers - Rounding off numbers
Whole Numbers - Factors
Whole Numbers - Multiples
Whole Numbers - Even and odd numbers

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

- Round off numbers up to 1,000 to the nearest ten
- Apply rounding off in different situations
- Value estimation through rounding off in daily activities

- In pairs or groups round off numbers up to 1,000 to the nearest ten and share with others
- Practice rounding off numbers in real life contexts

Why do we round off numbers in real life?

- Mentor Mathematics Grade 4 pg. 5
- Number cards
- Number line
- Mentor Mathematics Grade 4 pg. 6
- Charts showing factors
- Mentor Mathematics Grade 4 pg. 7
- Charts showing multiples
- Mentor Mathematics Grade 4 pg. 8
- Charts with even and odd numbers

- Observation - Oral questioning - Written work

Numbers

Whole Numbers - Patterns with even and odd numbers
Whole Numbers - Roman numerals

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

- Create patterns using even numbers
- Create patterns using odd numbers
- Appreciate patterns in mathematics

- In pairs use number cards to make patterns involving even and odd numbers
- Create different patterns and share with other learners

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

- Mentor Mathematics Grade 4 pg. 9
- Number cards
- Pattern charts
- Mentor Mathematics Grade 4 pg. 10
- Roman numeral charts
- Number cards

- Observation - Oral questioning - Written work

Numbers

Addition - Single regrouping

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

- Add up to two 4-digit numbers with single regrouping
- Solve problems involving addition with single regrouping
- Value accuracy in addition

- In groups add up to two 4-digit numbers with single regrouping using number cards, charts or place value apparatus
- Individually solve addition problems

When do you use addition in real life?

- Mentor Mathematics Grade 4 pg. 19
- Number cards
- Place value charts

- Observation - Oral questioning - Written work

Numbers

Addition - Single regrouping practice
Addition - Double regrouping
Addition - Estimating sum
Addition - Patterns

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
- Apply addition in solving problems
- Show interest in addition of numbers

- Estimate sums by rounding off numbers to the nearest ten
- Compare estimated and actual sums
- Value estimation in mathematics

- In pairs practice adding 4-digit numbers with single regrouping
- Solve real-life problems involving addition
- In groups discuss and estimate sum by rounding off numbers to the nearest ten in different situations
- Compare estimated and actual sums

How can we use addition in our daily activities?
Why do we estimate sums in real life?

- Mentor Mathematics Grade 4 pg. 20
- Place value apparatus
- Number cards
- Mentor Mathematics Grade 4 pg. 21
- Number cards
- Place value charts
- Mentor Mathematics Grade 4 pg. 22
- Number cards
- Place value charts
- Mentor Mathematics Grade 4 pg. 23
- Pattern charts

- Observation - Oral questioning - Written work

Numbers

Addition - Problem solving

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

- Solve word problems involving addition
- Apply addition in real life contexts
- Show interest in using addition in daily life

- In groups solve word problems involving addition
- Create and solve real-life addition problems

When do we use addition in our daily lives?

- Mentor Mathematics Grade 4 pg. 24
- Word problem cards
- Number cards

- Observation - Oral questioning - Written work

Numbers

Addition - Digital games
Addition - Review

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

- Play digital games involving addition
- Apply addition skills in games
- Show enthusiasm in learning through digital games

- In pairs/groups play digital games involving addition
- Discuss strategies for solving addition problems

How can digital games help us learn mathematics?

- Mentor Mathematics Grade 4 pg. 25
- Digital devices
- Addition games
- Mentor Mathematics Grade 4 pg. 26
- Worksheets
- Number cards

- Observation - Oral questioning - Performance in games

Numbers

Subtraction - Without regrouping

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

- Subtract up to 4-digit numbers without regrouping
- Solve problems involving subtraction without regrouping
- Show interest in subtraction of numbers

- In groups subtract numbers up to 4-digit numbers without regrouping using place value apparatus prepared from locally available materials
- Individually practice subtraction

When do you use subtraction in real life?

- Mentor Mathematics Grade 4 pg. 30
- Place value apparatus
- Number cards

- Observation - Oral questioning - Written work

Numbers

Subtraction - With regrouping
Subtraction - Estimating difference
Subtraction - Patterns
Subtraction - Problem solving

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

- Subtract up to 4-digit numbers with regrouping
- Solve problems involving subtraction with regrouping
- Appreciate application of subtraction in real life

- Create patterns involving subtraction from up to 10,000
- Identify patterns in number sequences
- Appreciate patterns in mathematics

- In pairs subtract up to 4-digit numbers with regrouping using number cards
- Solve real-life problems involving subtraction
- In groups generate patterns involving subtraction of numbers up to 10,000
- Share patterns with other learners

How is regrouping used in subtraction?
How do you create patterns involving subtraction?

- Mentor Mathematics Grade 4 pg. 31
- Number cards
- Place value apparatus
- Mentor Mathematics Grade 4 pg. 32
- Number line
- Mentor Mathematics Grade 4 pg. 33
- Number cards
- Pattern charts
- Mentor Mathematics Grade 4 pg. 34
- Word problem cards
- Number cards

- Observation - Oral questioning - Written work

Numbers

Subtraction - Digital games

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

- Play digital games involving subtraction
- Apply subtraction skills in games
- Show enthusiasm in learning through digital games

- In pairs or groups play games involving subtraction using digital device or other resources
- Discuss strategies for solving subtraction problems

How can we use digital devices to learn subtraction?

- Mentor Mathematics Grade 4 pg. 35
- Digital devices
- Subtraction games

- Observation - Oral questioning - Performance in games

Numbers

Subtraction - Word problems
Subtraction - Review

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

- Solve complex word problems involving subtraction
- Apply subtraction in multi-step problems
- Show persistence in solving problems

- In groups solve complex word problems involving subtraction
- Create multi-step problems for other groups to solve

How do we apply subtraction in solving multi-step problems?

- Mentor Mathematics Grade 4 pg. 36
- Word problem cards
- Number cards
- Mentor Mathematics Grade 4 pg. 37
- Worksheets

- Observation - Oral questioning - Written work

Numbers

Multiplication - By multiples of 10
Multiplication - Without regrouping

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

- Multiply up to a two-digit number by multiples of 10
- Solve problems involving multiplication by multiples of 10
- Show interest in multiplication of numbers

- In pairs multiply 2-digit number by multiples of 10 using number cards
- Individually solve multiplication problems

When do you use multiplication in real life?

- Mentor Mathematics Grade 4 pg. 38
- Number cards
- Multiplication table
- Mentor Mathematics Grade 4 pg. 39
- Counters
- Multiplication charts

- Observation - Oral questioning - Written work

Numbers

Multiplication - With regrouping
Multiplication - Estimating products
Multiplication - Patterns

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
- Solve problems involving multiplication with regrouping
- Show diligence in multiplying numbers

- Estimate products by rounding off numbers to the nearest 10
- Compare estimated and actual products
- Value estimation in mathematics

- In pairs or groups multiply up to a two-digit number by two-digit number with regrouping using counters
- Prepare a corresponding multiplication chart
- In groups estimate and work out product by rounding off numbers to the nearest ten with product not exceeding 1,000
- Compare estimated and actual products

How does regrouping work in multiplication?
Why do we estimate products in real life?

- Mentor Mathematics Grade 4 pg. 40
- Counters
- Multiplication charts
- Mentor Mathematics Grade 4 pg. 41
- Number cards
- Number line
- Mentor Mathematics Grade 4 pg. 42
- Pattern charts

- Observation - Oral questioning - Written work

Numbers

Multiplication - Problem solving
Multiplication - Digital games

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

- Solve word problems involving multiplication
- Apply multiplication in real life contexts
- Show interest in using multiplication in daily life

- In groups solve word problems involving multiplication
- Create and solve real-life multiplication problems

When do we use multiplication in our daily lives?

- Mentor Mathematics Grade 4 pg. 43
- Word problem cards
- Number cards
- Mentor Mathematics Grade 4 pg. 44
- Digital devices
- Multiplication games

- Observation - Oral questioning - Written work

Numbers

Multiplication - Review

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

- Multiply up to a two-digit number by a two-digit number with and without regrouping
- Solve various multiplication problems
- Value accuracy in computation

- Individually solve various multiplication problems
- In pairs check each other's work and provide feedback

How can we check if our multiplication is correct?

- Mentor Mathematics Grade 4 pg. 45
- Worksheets
- Number cards

- Observation - Oral questioning - Written work

Numbers

Division - Without remainder
Division - 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 without remainder
- Solve problems involving division without remainder
- Show interest in division of numbers

- In pairs and groups discuss and carry out division of up to a two-digit number by a one-digit number without remainder using number cards
- Individually practice division

When do you use division in real life?

- Mentor Mathematics Grade 4 pg. 49
- Number cards
- Division charts
- Mentor Mathematics Grade 4 pg. 50

- Observation - Oral questioning - Written work

Numbers

Division - Relating to multiplication
Division - Problem solving
Division - Digital games

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

- Relate multiplication of numbers to division of same numbers
- Use multiplication to check division answers
- Appreciate the relationship between multiplication and division

- Solve word problems involving division
- Apply division in real life contexts
- Show interest in using division in daily life

- In groups carry out division and multiplication of same numbers to establish relationship between multiplication and division
- Discuss and share results with other groups
- In groups solve word problems involving division
- Create and solve real-life division problems

How are multiplication and division related?
When do we use division in our daily lives?

- Mentor Mathematics Grade 4 pg. 51
- Number cards
- Multiplication and division charts
- Mentor Mathematics Grade 4 pg. 52
- Word problem cards
- Number cards
- Mentor Mathematics Grade 4 pg. 53
- Digital devices
- Division games

- Observation - Oral questioning - Written work

Numbers

Division - Patterns
Division - Word problems

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

- Create patterns involving division
- Identify patterns in division sequences
- Appreciate patterns in mathematics

- In groups generate patterns involving division
- Share patterns with other learners

How can we create patterns using division?

- Mentor Mathematics Grade 4 pg. 54
- Number cards
- Pattern charts
- Mentor Mathematics Grade 4 pg. 55
- Word problem cards
- Number cards

- Observation - Oral questioning - Written work

Numbers

Division - Review

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 and without remainder
- Solve various division problems
- Value accuracy in computation

- Individually solve various division problems
- In pairs check each other's work and provide feedback

How can we check if our division is correct?

- Mentor Mathematics Grade 4 pg. 56
- Worksheets
- Number cards

- Observation - Oral questioning - Written work