45: 3 5 80: 2 5
No, 40 is a factor of 80.
No, 80 is a multiple of 4. 4 is a factor of 80.
7*5*4*3*2 Is the longest factor string of 840
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
It can be. 40 is a factor of 80.
The greatest common factor of 54 and 80 is 2
The greatest common factor of 80 , 180 = 20
The greatest common factor of 80 and 120 is 40.
The greatest common factor of 80 and 54 is 2.