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Prime factorization worksheet with six problems using factor trees.

A math worksheet for finding prime factors of numbers 20, 78, 66, 45, 28, and 76 using factor trees, with spaces for answers and a section for name, teacher, score, and date.

A math worksheet for finding prime factors of numbers 20, 78, 66, 45, 28, and 76 using factor trees, with spaces for answers and a section for name, teacher, score, and date.

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