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Prime factor tree worksheet for finding prime factors of numbers.

A math worksheet titled "Prime factor trees" with six problems, each showing a number to be factored using a tree diagram. The numbers are 15, 21, 25, 35, 49, 51, 55, 57, and 65. The worksheet is from 15Worksheets.com.

A math worksheet titled "Prime factor trees" with six problems, each showing a number to be factored using a tree diagram. The numbers are 15, 21, 25, 35, 49, 51, 55, 57, and 65. The worksheet is from 15Worksheets.com.

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