Solutions by everydaycalculation.com
The gcf of 4 and 7 is 1.
The greatest common factor (gcf) is also known as greatest common divisor (gcd) or highest common factor (hcf).
Find hcf of: 8 & 14 12 & 21 20 & 35 28 & 49 8 & 7 4 & 14 12 & 7 4 & 21 20 & 7 4 & 35 28 & 7 4 & 49
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