The GCF is 3.
You need at least two numbers to find a GCF.
63 is 225% of 28. 28 is 44.4% of 63.
63 is 225% of 28. 28 is 44.4% of 63.
28/63 = 4/9 28/7=4 63/7=9
It is: 21
7
The GCF is 1.
The GCF is 3.
GCF(20, 28) = 4
It is 4
4
7
The GCF is 7.
Since 14 is a factor of 28, it is automatically the GCF.
You need at least two numbers to find a GCF.
63 is 225% of 28. 28 is 44.4% of 63.