Sometimes you are given numbers expressed as a product of prime factors. For example, 8 = 2 3 and 90 = 2 × 3 2 × 5. If you want to find the LCM and HCF in an exam, we can use prime factor form to ...
Use a Venn diagram to find the HCF of two or more numbers An element that is contained in two different sets is a member of both of those sets and is in the intersection of the sets. close ...
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