Solutions by everydaycalculation.com

The GCF of 30 and 16 is 2.

- Find the prime factorization of 30

30 = 2 × 3 × 5 - Find the prime factorization of 16

16 = 2 × 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: 60 & 32 15 & 8 90 & 48 150 & 80 210 & 112 60 & 16 30 & 32 90 & 16 30 & 48 150 & 16 30 & 80 210 & 16 30 & 112

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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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