Solutions by everydaycalculation.com

The GCF of 28 and 119 is 7.

- Find the prime factorization of 28

28 = 2 × 2 × 7 - Find the prime factorization of 119

119 = 7 × 17 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 7

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Find hcf of: 56 & 238 84 & 357 140 & 595 196 & 833 4 & 17 56 & 119 28 & 238 84 & 119 28 & 357 140 & 119 28 & 595 196 & 119 28 & 833

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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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