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The GCF of 9 and 91 is 1.
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Find HCF of: 18 & 182 27 & 273 45 & 455 63 & 637 18 & 91 9 & 182 27 & 91 9 & 273 45 & 91 9 & 455 63 & 91 9 & 637
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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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