The GCF is 28.
What is the Greatest common factor of 21 and 84
It is 7
It is: 28 which is the greatest common factor of 56 and 84
It can be. 28 is a common factor of 56 and 84.
It is: 28
The highest common factor is 7
The GCF of 21, 56, 63, and 84 is 7.
The GCF is 28.
The GCF is 28.
The GCF is 28.
The GCF is 28.
The GCF is: 14