The GCF is 21.
42:1,2,3,6,7,14,21,4263:1,3,7,9,21,6398:1,2,7,14,44,98The GCF is seven.
Lcm: 126 gcf: 7
21. 42 = 2 x 3 x 7 63 = 32 x 7 105 = 3 x 5 x 7 gcf = 3 x 7 = 21
If that's 42, 63 and 84, the GCF is 21.
The GCF is 7.
The GCF is 21.
The GCF is 21.
The GCF is: 3
The GCF is 21.
The GCF is 21.
The GCF is 21.
The GCF is 21.
The GCF is 7.
It is: 21
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 3.