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What is the gcf of 45 and 20
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What is the gcf of 45 and 20

User ShanN
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The Greatest Common Factor of 45 and 20 is 5 since it is the least common factor of both numbers.
User Moon Cat
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20: 1, 2, 4, 5, 10, 20

45: 1, 3, 5, 9, 15, 45



5 is the GCF of 20 and 45.
User Kirill Korolev
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