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11 votes
Find the greatest common factor.

36, 60, 120, 679

1 Answer

12 votes

Answer:

GCF = 1

Explanation:

Prime factors of 36 are 2,2,3,3

The prime factors of 60 are 2, 2, 3 and 5.

The prime factors of 120 are 2, 2, 2, 3 and 5.

The prime factors of 679 are 7 and 97.

Since there are no common prime factors, the GCF is 1.

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