The last of three complete lessons on prime factors. Intended as a challenging task to come after pupils are familiar with the process of expressing a number as a product of prime factors (see my other resources for a lesson on this). Examples, activities and answers on the theme of using a number’s prime factor decomposition to list all of its factors by considering combinations. Please review it if you buy as any feedback is appreciated!


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  • 3-using-PPF-to-list-all-factors-of-a-number.pptx

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Created: Feb 14, 2018

Updated: Feb 19, 2018


pptx, 168 KB


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