The largest number that goes into both (the greatest common factor) is 4. 16/4=4 60/4=15
1, 2, 4.
The biggest number that goes into 60 evenly is 60.
3.75
16 times
3.75 times
40 goes into 60 once
60/16 = 15/4 = 3 3/4
3
3
2 goes into both.
2 is a number which goes into both.