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What is a Greatest Common Factor of 21 and 49?

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Anonymous

∙ 16y ago
Updated: 8/17/2019

The factors of 21 are 1, 3, 7, 21 The factors of 49 are 1, 7, 49 The largest matching number is 7 so 7 is the GCF of 21 and 49.

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Wiki User

∙ 16y ago
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