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Prime factor trees

Factoring worksheets: prime factor trees

Below are worksheets on deriving the prime factors of a number using a factor tree. Note that in some cases there is more than one possible correct combination of intermediate factors, but the factors at the bottom of each branch (the prime factors) should be the same as in the answers given.

More factoring & prime factors worksheets

Explore all of our factoring worksheets, from factoring numbers under 50 to prime factor trees, GCFs and LCMs.

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