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The GCF of 420 and 510 is 30.
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Find HCF of: 840 & 1020 210 & 255 1260 & 1530 140 & 170 2100 & 2550 84 & 102 2940 & 3570 840 & 510 420 & 1020 1260 & 510 420 & 1530 2100 & 510 420 & 2550 2940 & 510 420 & 3570
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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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