The GCF is 7.
The highest common factor of 49 and 70 is 7
The highest common factor is 7
Factors of 35 are: 1, 5, 7, 35Factors of 49 are: 1, 7, 49So, the highest common factor is 7.
The factors of 21 and 1,3,7, and 21Now since 21 is not a factor of 49, but 7 is we can say right away the GCF is 7.
It is: 7
It is 7
The highest common factor of 28, 49 and 84 is 7.
The greatest common factor of 14 and 49 is 7.
It is: 7
It is 7
It is 7