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

A math worksheet titled "Prime factor trees" with six problems, each showing a number (15, 21, 25, 35, 49, 51, 55, 57, 65) and a blank factor tree diagram to find prime factors.

A math worksheet titled "Prime factor trees" with six problems, each showing a number (15, 21, 25, 35, 49, 51, 55, 57, 65) and a blank factor tree diagram to find prime factors.

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