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Published: 27/02/2017
4 pages

Product of primes, HCF and LCM

A sheet covering finding products of primes, using index notation and using the product of primes to find HCF and LCM. Some easy and some challenging questions. Suitable for KS4 or upper KS3.        

See other resources: Number | Number properties – HCF / LCM | Number properties – multiples | Number properties – prime factors

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Dagrun Olafsdottir
Dagrun Olafsdottir
Teaching students to really "read" a number to later being able to find the lowest common denominator and to simplify fractions
It is a very good resource
Posted on 27th January 2021

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