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The GCF of 420 and 210 is 210.
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Find HCF of: 840 & 420 210 & 105 1260 & 630 140 & 70 2100 & 1050 84 & 42 2940 & 1470 60 & 30 840 & 210 420 & 420 1260 & 210 420 & 630 2100 & 210 420 & 1050 2940 & 210 420 & 1470
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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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