Solutions by everydaycalculation.com

The GCF of 6 and 8 is 2.

- Find the prime factorization of 6

6 = 2 × 3 - Find the prime factorization of 8

8 = 2 × 2 × 2 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 2

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Find hcf of: 12 & 16 3 & 4 18 & 24 30 & 40 42 & 56 12 & 8 6 & 16 18 & 8 6 & 24 30 & 8 6 & 40 42 & 8 6 & 56

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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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