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What are the greatest common factor for 45 and 60

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4 votes
To find the Greatest Common Factor of 45 and 60, we do the following:

Find the Factors of 45 & 60.
45: 1, 3, 5, 9, 15, 45
60: 1, 2, 3, 4, 5, 6,10, 12, 15, 20, 30, 60

As you can see, 15 is the greatest common factor.
User Abbas Jafari
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