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The GCF of 42 and 396 is 6.
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Find HCF of: 84 & 792 21 & 198 126 & 1188 14 & 132 210 & 1980 294 & 2772 84 & 396 42 & 792 126 & 396 42 & 1188 210 & 396 42 & 1980 294 & 396 42 & 2772
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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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