It is 12 over 13.
13 over 18
4/13
9/13
81
No, that's 13/36
36/117 = (4×9)/(13×9) = 4/13
36 over 96 simplified is 12/13 (12 over 13) because 36 divided by 3 is 12 and 39 divided by three is 13.
13/36 cannot be simplified.
0.2308
49/36 is in its simplest form.
36/55 is in its simplest form.