4th Grade Prime factor trees Worksheets
Ages 9-10 · Free previews · Print-ready PDFs
Written by Sarah Chen, Curriculum Developer, M.Ed.
Free printable prime factor trees worksheets for 4th grade students (Ages 9-10). All worksheets are aligned to Common Core standards and ready to print.
More factoring worksheets
Explore all of our 4th grade factoring worksheets, covering find the factors of a number between 4 and 50, find the factors of a number between 4 and 100, prime factor trees, prime factors, and more.
Frequently Asked Questions
Fourth-grade factoring involves finding factor pairs for whole numbers 1-100 (CCSS 4.OA.B.4). Students learn that factors are numbers that divide evenly into a given number, and they find all factor pairs for a number. They also determine whether a number is prime (exactly two factors: 1 and itself) or composite (more than two factors).
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