Yes
4
The GCF is 4.
The GCF is 4.
The greatest common factor is 6.
3
It is: 3
1,2,3, and 6
They are: 1 2 3 4 6 12 and 1 2 4 8 16 respectively
It is: 4
The GCF of 12 and 51 is 3.
12 and 24, among others.
Since 6 is a factor of 12, it is automatically the GCF.