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The GCF of 90 and 3900 is 30.
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Find HCF of: 180 & 7800 45 & 1950 30 & 1300 18 & 780 180 & 3900 90 & 7800 270 & 3900 450 & 3900 630 & 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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