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2015-10-28T10:44:29+08:00

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Factors of 9 are 1, 3 and 9.
Factors of 12 are 1, 2, 3, 4, 6 and 12.

Their common factors are 1 and 3.

Therefore, their greatest common factor is 3.



- D.E.

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2015-10-28T16:08:00+08:00
Find all the factors of 9 and 12.

9 = 1, 3 and 9
12 = 1, 2, 3, 6, and 12

 Find the common factors so, : 1 and 3

Find the greatest of all common factors : 3

So, the answer is : 3
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9 AND 12'S GCF IS 9
THE SAME
why 9? It is 3 :/
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