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The GCF of 40 and 3900 is 20.
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Find HCF of: 80 & 7800 20 & 1950 8 & 780 80 & 3900 40 & 7800 120 & 3900 200 & 3900 280 & 3900
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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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