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Find the Common Multiples

In this worksheet, students find two common multiples of numbers within a given range.

'Find the Common Multiples' worksheet

Key stage:  KS 2

Curriculum topic:   Number: Addition, Subtraction, Multiplication and Division

Curriculum subtopic:   Identify Common Factors, Multiples and Prime Numbers

Difficulty level:  

Worksheet Overview

QUESTION 1 of 10

This activity is about finding common multiples of numbers within a given range.

 

Example

Write down two numbers between 20 and 40 that are multiples of both 3 and 4.

 

Answer

The multiples of 3 are 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39... etc.

The multiples of 4 are 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52... etc.

 

The common multiples are the ones that appear in both lists and are shown in red.

The ones in the range between 20 and 40 are 24 and 36.

 

 

Want to understand this further and learn how this links to other topics in maths?


Why not watch this video?

 

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