The factors of 80 are 1, 2, 4, 5, 8, 10, 16, 20, 40, 80.
All factors are equally reasonable!
No, 40 is a factor of 80.
No, 80 is a multiple of 4. 4 is a factor of 80.
The GCF is 4.
6 is not a factor of 80
The Factor pairs for 80 are 1x80, 2x40, and 8x10
Since 20 is a factor of 80, the GCF of 20 and 80 is 20
The greatest common factor of 54 and 80 is 2
The greatest common factor of 80 and 120 is 40.
The greatest common factor of 25 and 80 is 5.
The greatest common factor of 80 and 105 is 5.
The greatest common factor of 80 and 126 is 2.