Solutions by everydaycalculation.com
The GCF of 21 and 1390 is 1.
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Find HCF of: 42 & 2780 63 & 4170 105 & 6950 147 & 9730 42 & 1390 21 & 2780 63 & 1390 21 & 4170 105 & 1390 21 & 6950 147 & 1390 21 & 9730
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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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