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What is the gcf of 45 and 20

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  1. 2 June, 01:47
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    The Greatest Common Factor of 45 and 20 is 5 since it is the least common factor of both numbers.
  2. 2 June, 01:50
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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.
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