what is the HCF of 49 and 21
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The first step to find the gcf of 21 and 49 is to list the factors of each number. The factors of 21 are 1, 3, 7 and 21. The factors of 49 are 1, 7 and 49. So, the Greatest Common Factor for these numbers is 7 because it divides all them without a remainder.
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HCF of 49 and 21 is 7.
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