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The GCF of 840 and 3990 is 210.
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Find HCF of: 1680 & 7980 420 & 1995 280 & 1330 168 & 798 120 & 570 1680 & 3990 840 & 7980 2520 & 3990 4200 & 3990 5880 & 3990
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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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