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Prime factor trees worksheet for students to find prime factors using tree diagrams.

Prime factor trees worksheet with six numbers (15, 21, 25, 35, 49, 51, 55, 57, 65) each in a tree diagram for finding prime factors.

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Show Answer Key & Explanations Step-by-step solution for: Factor Tree Worksheets - 15 Worksheets Library

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Final Answer:
15 = 3 × 5
21 = 3 × 7
25 = 5 × 5
35 = 5 × 7
49 = 7 × 7
51 = 3 × 17
55 = 5 × 11
57 = 3 × 19
65 = 5 × 13

Parent Tip: Review the logic above to help your child master the concept of prime factorization worksheet 5th grade.

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