Solutions by everydaycalculation.com
The gcf of 1 and 4 is 1.
The greatest common factor (gcf) is also known as greatest common divisor (gcd) or highest common factor (hcf).
Find hcf of: 2 & 8 3 & 12 5 & 20 7 & 28 2 & 4 1 & 8 3 & 4 1 & 12 5 & 4 1 & 20 7 & 4 1 & 28
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