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Prime factor trees

Factoring worksheets

In these grade 5 factoring worksheets, students determine the prime factors of a number using a factor tree. Note that there may be more than one possible correct combination of intermediate factors, but the prime factors at the bottom of each branch should be the same as on the answer sheet.

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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