80 over 84 simplified = 20/21
80/231 cannot be simplified.
35/80 simplified is 7/16.
80 over 36 simplified: 20 over 9 and as a mixed number it's 2 2/9
23/80 cannot be simplified further.
92 over 80 is simplified as 23 over 20.
No.
80 over 40 simplifies to 2.
18 over 48 simplified is 3 over 8
80/5 = 16
87/18 = 29/6 when simplified
109/18 cannot be simplified further.