i beleve it is 7.
The GCF is 7.
The GCF is 7.
The GCF (Greatest Common Factor) of 63 and 98 is: 7
42:1,2,3,6,7,14,21,4263:1,3,7,9,21,6398:1,2,7,14,44,98The GCF is seven.
The GCF is 7.
The GCF is 7.
The GCF is 7.
The GCF is: 63
The GCF is 21.
The GCF is 2.
The GCF is 9.
The GCF is 9.