It is: 12
The GCF is 10.
The GCF is 12.
25
1, 3, 9, 27
The GCF is 4.
Common factors of 16 and 36 are: 1, 2, and 4.
Just 1.
The GCF of 7 and 28 is 7.
Common factors of 12 and 54 are: 1, 2, 3, and 6.
You need at least two numbers to find a GCF.
The greatest common factor of the numbers 21 and 84 is 21.