# Understand the terms 'common factor' and 'common multiple' as properties of a number

## Lesson details

### Key learning points

1. In this lesson, we will explore factors and multiples of numbers, including identifying common factors and multiples.

### Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

## Video

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## Worksheet

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## Starter quiz

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### 5 Questions

Q1.
How many grams are there in one kilogram?
10
100
Q2.
How many pennies are equal to one pound?
10
1000
Q3.
Convert £3.63 to pence.
36.3 pence
3630 pence
Q4.
Convert 1245 pence to pounds.
£124.50
£1245
Q5.
Convert 14,573 grams to kilograms.
145.73 kilograms
1457.3 kilograms

## Exit quiz

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### 5 Questions

Q1.
Which number from the list is a factor of 14?
10
3
4
Q2.
Which of the below is a common factor of 48 and 18?
5
7
9
Q3.
What is the highest common factor of 12 and 30?
1
2
3
4
Q4.
Which number from the list below is a multiple of 6?
16
21
8
Q5.
Which of the numbers below is a multiple of 20 between 50 and 99?
40
50