The GCF is 39.
The GCF of 78 and 663 is: 39
The GCF is 6.
The GCF is 2.
The GCF is 3.
The GCF is 2.
GCF of 102 and 17 is 17.
The GCF is 17.
The GCF is 3.
The GCF is 3.
No, mainly because 12 is not a factor of 102 at all.The GCF of 36 and 102 is 6 .
The greatest common factor (GCF) of 102 and 132 is 6.