It is already reduced to its lowest terms
12/100 equals 3/25 reduced to its lowest terms
5/6
17/12 = 1.5833
12/17
The fraction 5/12 cannot be reduced any more.
1/2
12/28 = 3/7 reduced to its lowest terms
12 over 5 reduced to its lowest term = 12/5 or 22/5
2/3
The answer is 3/4
both can be reduced by 3 , so the answer is 4/9