# Lesson Notes By Weeks and Term - Primary 6

Whole Numbers

Week 2

Subject: Mathematics

Topic: Whole Numbers

Duration: 40 mins

Reference: Macmillian champion primary mathematics book 6

Objective: At the end of the lesson pupils should be able to recognise the usage of millions, thousands, hundreds, units in describing very large numbers.

Content:

Example 1

Number in figures                    Number in words

1. 3001                        Three thousand and one
2. 1 234 567                    One million, two hundred and thirty four

Thousand, five hundred and sixty – seven

1. 5 002 006                    Five million, two thousand and six.

Example 2: Write the following in words

1. 3 864 275 679
2. 73 654 812 923
3. 581 472 204 065

Solution

1. Three billion, eight hundred and sixty four million, two hundred and seventy – five thousand, six hundred and seventy – nine
2. Seventy three billion, six hundred and fifty - four million, eight hundred and twelve thousand, nine hundred and twenty – three
3. Five hundred and eighty – one billion, four hundred and seventy – two million, two hundred and four thousand and sixty five

Number in figures                Number in words

1 000 000                    One million

50 000 000                    Fifty million

900 000 000                    Nine hundred million

1 000 000 000                One thousand million (one billion)

Lesson:Use of Roman Numerals to represent large numbers

I=1    V=5        X=10        M=1000

L=50    C=100        D=500

Presentation

Step I: Teacher revises previous lesson with pupils

Step II: Teacher introduces and explains new topic to pupils

Step III: Pupils are allowed to ask question

Step IV: Teacher writes notes on the board for pupils to solve

Evaluation

1. Write these numbers in words
1. 3000    b) 7008    c) 9020
1. Write seventy million, one hundred and eight thousand, nine hundred.
2. Write in Roman Numerals
1. 67        b) 515        c) 3500

Conclusion: Teacher moves round for inspection, marking and correction of notes where necessary.