The GCF is 6.
The GCF is: 34The GCF of 68 and 238 is 34
The GCF is 119.
The GCF of 1218 and 42 is 42. The GCF of 12, 18 and 42 is 6.
The GCF is 21.
The GCF of 18 and 42 is 6. The GCF of 42 and 56 is 14.
The GCF of 42 and 35 is 7.factors of 42: 2,6,7factors of 35: 5,7
Since 7 is a factor of 42, it is automatically the GCF.
The GCF of 238 and 49 is 7. This leaves you with 34 and 7 respectively. There are no further factors in common aside from 1.
The GCF is 6.
The GCF is 42.
The GCF is 7.