When looking for the GCF, ask yourself what numbers go into the smaller number. What goes into 14? Only 7 and 2, aside from 14 and 1, of course. So start with the largest of those numbers. Does 14 go into 36? No. Does 7? No. What about 2? Yes, 2 goes into 36 18 times evenly. 2 is therefore the greatest common factor.
The GCF is 2.
The GCF is 2.
The GCF is 2.
The GCF is 2.
The only common positive integer factor of 36, 14, and 35 is 1.
36, 14 and 21 have no common factors other than 1. Therefore, the greatest common factor is 1.
The GCF is 2.
The GCF is 2.
The greatest common factor of 36, 14, and 21 is ' 1 '.
The GCF is 1.
The GCF is 1.
Factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, 36 Factors of 14: 1, 2, 7, 14 GCF (36, 14) = 2