Y7 Prime Number & Proof questions

Objective: I can find the lowest common factor using prime factor decomposition.
The questions in this resource are suitable for all KS3 students.
Prerequisites: Students understand what a prime umber and a multiple are and can find the prime factor decomposition of a number. Students should also be familiar with categorising data in a Venn diagram.
Terminology: prime number, factor, multiple, lowest common multiple, prime factor, prime factor decomposition, Venn diagram.
Answers on slide 9.

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