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The GCF of 420 and 1290 is 30.
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Find HCF of: 840 & 2580 210 & 645 1260 & 3870 140 & 430 2100 & 6450 84 & 258 2940 & 9030 840 & 1290 420 & 2580 1260 & 1290 420 & 3870 2100 & 1290 420 & 6450 2940 & 1290 420 & 9030
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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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