Q: What is the gcf of 16 and 28 5 grade level?

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The GCF is 4.

The GCF is 4.

16 = (2)(2)(2)(2)28 = (2)(2)(7)40 = (2)(2)(2)(5)(2)(2) = 4

The GCF is 4.

4 is the greatest common factor. Let us consider the factors of the smallest number 16. They are (in descending order) 16,8,4,2 & 1). The first of these to also be a factor of both 36 & 28 is 4.

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12

About grade 3.

16 = (2)(2)(2)(2)28 = (2)(2)(7)40 = (2)(2)(2)(5)(2)(2) = 4

16 8,2 4,2,2 2,2,2,2 28 14,2 7,2,2 2 x 2 = 4, the GCF

The GCF of 16 and 28 is 4.Factors of 16: 1 2 4 8 16Factors of 28: 1 2 4 7 14 28the answer is 4