The GCF is : 54
The GCF is 54.
The GCF is 18.
The GCF is: 54
The GCF is 18.
The GCF is 18.
The GCF is 18.
18, 36, 54, 72, 90, 108, 126, 144, 162, 180, 198, . . .
18, 36, 54, 72, 90, 108, 126, 144, 162, 180, 198, 216, . . .
Here are the first 10: 18, 36, 54, 72, 90, 108, 126, 144, 162, 180 . . .
factoring 162=2*3*3*3*3 216=2*2*2*3*3*3 GCF=2*3*3*3=54
18, 36, 54, 72, 90, 108, 126, 144, 162, 180, 198, 216