Solutions by everydaycalculation.com

The GCF of 670 and 280 is 10.

- Find the prime factorization of 670

670 = 2 × 5 × 67 - Find the prime factorization of 280

280 = 2 × 2 × 2 × 5 × 7 - To find the GCF, multiply all the prime factors common to both numbers:

Therefore, GCF = 2 × 5 - GCF =
**10**

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Find hcf of: 1340 & 560 335 & 140 2010 & 840 3350 & 1400 134 & 56 4690 & 1960 1340 & 280 670 & 560 2010 & 280 670 & 840 3350 & 280 670 & 1400 4690 & 280 670 & 1960

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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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