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Anonymous
Are both even? no, so try 3, yes, both are divisible by 3
leaving 3 and 12. both are again divisible by 3, leaving 1 and 4 (cannot divide again).
3x3=9
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Since 9 is a factor of 27, it is automatically the GCF.
It is: 6
22 x 3 = 12, the GCF
The GCF is 12.
The GCF is... 12
The GFC of the numbers 54, 72 and 96 is 6.