72/100 = 18/25
47/72 is already simplified
-13/72 cannot be simplified.
It is: 72/96 = 3/4 simplified
55/72
No.
72/83 is simplified.
52/72 = 13/18
It is 72/100, which can be simplified, if required.
Simplified.. 48/72 = 2/3
No, it cannot.
The answer is 3 over 2
61/72 cannot be simplified.