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The GCF of 20 and 3970 is 10.
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Find HCF of: 40 & 7940 10 & 1985 4 & 794 40 & 3970 20 & 7940 60 & 3970 100 & 3970 140 & 3970
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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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