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The GCF of 420 and 645 is 15.
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Find HCF of: 840 & 1290 1260 & 1935 140 & 215 2100 & 3225 84 & 129 2940 & 4515 840 & 645 420 & 1290 1260 & 645 420 & 1935 2100 & 645 420 & 3225 2940 & 645 420 & 4515
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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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