The greatest common factor of 9 and 21 is 3
The sum of 9 and 21 (9 + 21) is 30
The product of 9 and 21 (9 x 21) is 189
Hope this helps
-AaronWiseIsBae
The GCF of the numbers 9 and 21 is 3... is that what you were looking for?
The sum of the two number is 30...
Hope this helps. If not, lmk.
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