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Prime factor trees worksheet for finding prime factors of numbers using factor trees.

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

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

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