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The GCF of 420 and 3450 is 30.
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Find HCF of: 840 & 6900 210 & 1725 140 & 1150 84 & 690 840 & 3450 420 & 6900 1260 & 3450 2100 & 3450 2940 & 3450
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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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