Factoring numbers poster


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Factoring numbers is something kids learn early in school. Creating a factor tree is the standard device for generating the prime factorization of a number, and the prime factorization paves the way to many mathematical ideas. I've found my students often remember how to generate a factor tree, but they aren't particularly efficient at factoring. It's beneficial to have them dust it off on their own and refine their own factoring procedure. But when that is finished, I like to level the playing field by giving the class a reference to an efficient method.

Here is a poster that fits on four sheets of , and here is a one-pager of the same poster.


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