# Explain how to identify common factors between two or more numbers

I can explain how to identify common factors between two or more numbers.

# Explain how to identify common factors between two or more numbers

I can explain how to identify common factors between two or more numbers.

## Slide deck

## Lesson details

### Key learning points

- A common factor is a factor which is shared by two or more numbers

### Common misconception

Pupils may only record a prime factor once in the Venn diagram even though it might be used more than once in the composition of the number.

It is important the clarify that we are finding common prime factors that are used in the composition of two numbers, and this might include a prime factor being used more than once.

### Keywords

Factor - A factor is a whole number which exactly divides another whole number.

Common factor - When we compare lists of factors of two or more numbers, any factors that are the same are common factors.

Prime factor - A prime factor is a factor of a number that is a prime number.

### Licence

This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).

## Video

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## Worksheet

## Starter quiz

### 6 Questions

20

10

5