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The GCF of 81 and 78 is 3.
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Find HCF of: 162 & 156 243 & 234 27 & 26 405 & 390 567 & 546 162 & 78 81 & 156 243 & 78 81 & 234 405 & 78 81 & 390 567 & 78 81 & 546
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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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