Video Tutorials
Prime Numbers Video Tutorial
![Prime numbers](https://kids.classroomsecrets.co.uk/wp-content/uploads/2020/04/CSK-Video-Tutorial-Image-Prime-Numbers-1-1024x535.png)
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In this Prime Numbers Video Tutorial, Martin tells you what a prime number is and how to work out if a number is prime. He also shows you how to break a number down into prime factors by using a factor tree. How many prime factors does the number 72 have?
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