8/9
63 over 108 in lowest terms is 7/12
25/108 is already in its lowest terms
108 over 24 in lowest terms = 9/2 or 41/2 or 4.5
9 over 10.
It is: 18/7 in its lowest terms
72/108 = 2/3
17/36
68/432 = 17/108
90/108 = 5/6
240
1/6
That fraction of 108/132 reduces to 9/11, or 9 over 11.