# Representing integers

## Lesson details

### Key learning points

1. In this lesson, we will be exploring different ways of representing integers that highlight their factors and prime factors.

### Licence

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## Video

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## Worksheet

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## Starter quiz

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### 5 Questions

Q1.
What is a square number?
The result of dividing an integer by itself
Correct answer: The result of multiply an integer by itself
The result of multiplying two integers
Q2.
Which of these is not a square number?
1
4
9
Q3.
What is the 12th square number?
100
12
72
Q4.
Write 144 as a product of 2 square numbers both bigger than 1.
12 x 12
64 x 4
72 x 2
Q5.
Which integer multiplies by itself to give 64
10
7
9

## Exit quiz

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### 5 Questions

Q1.
Which of the following is a way to write 36?
2 x 12 x 12
Correct answer: 2 x 3 x 6
2 x 4 x 4
2 x 5 x 7
Q2.
What other way can 2 x 2 x 8 be written?
Correct answer: 2 x 2 x 2 x 4
2 x 2 x 2 x 6
2 x 4 x 4
2 x 4 x 6
Q3.
What is the 8th square number?
16
25
32
Q4.
What is the 5th prime number?
13
7
9
Q5.
What is the difference between the 6th square number and the 6th prime number?
20
26
29