Solutions by everydaycalculation.com
The GCF of 28 and 421 is 1.
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Find HCF of: 56 & 842 84 & 1263 140 & 2105 196 & 2947 56 & 421 28 & 842 84 & 421 28 & 1263 140 & 421 28 & 2105 196 & 421 28 & 2947
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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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