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What is the greatest common factor of 20 15 21?

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Anonymous

∙ 14y ago
Updated: 8/17/2019

Factors of 20: 1 2 4 5 10 20

Factors of 21: 1 3 7 21

The GCF of 20 and 21 is 1

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Wiki User

∙ 14y ago
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