9/20
61/72 is in its simplest form.
67/72 is in its simplest form.
67/72 is in its simplest form.
35/72 is in its simplest form.
72/95 is the simplest form.
The simplest form of 45/72 is 5 over 8.
49/72 is already in simplest form.
72/75 in simplest form is 24/25.
It is already in its simplest form as 49/72
72/104 in simplest form is 9 /13
5/72 is in simplest form, and can't be further reduced.