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Is it Prime?

In this worksheet, students state whether or not a number is prime.

'Is it Prime?' worksheet

Key stage:  KS 2

Curriculum topic:   Maths and Numerical Reasoning

Curriculum subtopic:   Special Numbers

Difficulty level:  

Worksheet Overview

 A number such as 6 has 4 factors, shown on the legs of this factor spider.

 

 

 

The number 12 has 6 factors, shown on the legs of this factor spider.

 
 
 
 
Some factor spiders, such as the number 7, only have TWO legs.
 
These are the PRIME NUMBER factor spiders.
 
 
 
Prime numbers are very special.  
 
They have only two factors, 1 and the number itself.

 

 

 

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