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Oak National Academy
Oak National Academy
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Understand and use the concept of factorisation (square and prime numbers)

Year 5 • Maths
We've put the lessons in order helping you build on what you've learned before so it’s best to start with the first lesson of a unit.

Choose a lesson (5)

1
Explain what a factor is and use arrays and multiplication and division facts to find them
2
Explain how to find all the factors of a number systematically
3
Use a complete list of factors to explain when a number is a square number
4
Explain how to identify a prime number or a composite number
5
Explain how to identify a prime factor of a number