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21-05-2021
Mathematics

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What is the greatest common factor (GCF) of 45 and 63?

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21-05-2021

Answer:GCF of 45 and 63 is 9.

Step-by-step explanation:

factors of 45 are 1,3,5,9,15,45

factors of 63 are 1,3,7,9,21,63

so the greatest common factor or GCF of 45 and 63 is 9

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