The GCF is 7.
67
7
7
7
67
The GCF is 7.
7
7 is the highest common factor of 21, 77 and 91.
The HCF of 28 77 and 91 is 7, since 7 goes into all the numbers and all the numbers above it dont.
The GCF is 7.
13
It is: 7
The GCF is 7.
The GCF is 1.
The GCF is 7.
7
The GCF is 1.