The GCF is 21.
The GCF is 21.
The GCF is 21.
The GCF for 210 126 is 42.
The GCF of 105 and 126 is 21.
The GCF of 42, 105 and 112 is 7.
The GCF is 21.
The GCF is 7.
The GCF is 7.
The GCF is 42.
The GCF of 63, 84 and 126 is 21. The GCF of 6384 and 126 is 42.
The GCF is: 42