Solutions by everydaycalculation.com

The gcf of 2 and 6 is 2.

- Find the prime factorization of 2

2 = 2 - Find the prime factorization of 6

6 = 2 × 3 - To find the gcf, multiply all the prime factors common to both numbers:

Therefore, GCF = 2

The greatest common factor (gcf) is also known as greatest common divisor (gcd) or highest common factor (hcf).

Find hcf of: 4 & 12 1 & 3 6 & 18 10 & 30 14 & 42 4 & 6 2 & 12 6 & 6 2 & 18 10 & 6 2 & 30 14 & 6 2 & 42

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