The GCF is 1.
The GCF is 1.
The GCF of 86 and 30 is 2 just. You are left with 43 and 15 respectively. 43 and 15 don't have any further factors in common aside from 1.
The GCF is 1.
The GCF is 1.
The GCF of 43 and 14 is 1
The GCF of 43 90 is 1.
1 is the GCF for 17 and 43.
The GCF of 43 and 18 is 1.
The GCF of 43 and 46 is 1
43
The GCF of 6 and 43 is 1. Since 43 is prime, the GCF of 6 and 43 can only be 1.