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The greatest common factor of 220 and 450 is 10

The prime factorization of 220 is 2*2*5*11
The prime factorization of 450 is 2*5*5*9
The common prime factors are 2*5 =10

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The GCF is 10.

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8y ago
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Q: What is the greatest common factor of 220 and 450?
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