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What is the greatest common factor of 20 and 21?

Anonymous

∙ 9y ago

Updated: 4/28/2022

The GCF of 20 and 21 is 1

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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∙ 9y ago

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