Solutions by everydaycalculation.com

The GCF of 6 and 25 is 1.

- Find the prime factorization of 6

6 = 2 × 3 - Find the prime factorization of 25

25 = 5 × 5 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 1

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Find hcf of: 12 & 50 18 & 75 30 & 125 42 & 175 12 & 25 6 & 50 18 & 25 6 & 75 30 & 25 6 & 125 42 & 25 6 & 175

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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).

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