The GCF is 7.
The only proper factors of 77 are 7 and 11. 11 isn't a factor of 259 but 7 is, so the answer is 7.
The greatest common factor of 77 and 143 is 11.
The greatest common factor of 77 and 88 is 11, and it is also the greatest prime factor.
The GCF is 7.
7 is the highest common factor of 21, 77 and 91.
The greatest common factor of 21 and 77 is 7.
The GCF is 7.The GCF is 7.
The GCF is 1.
94 and 77's highest common factor is one.
It is: 7
11
It is: 11
It is 7
The GCF of 75 and 77 is 1.
7 is the highest common factor of 21, 77 and 91.
The GCF is 7.