6/5 × 15/12 = 18/10 = 9/511/15 × 9/22 = 99/330 = 3/1018/14 × 21/36 = 63/84 = 3/445/17 × 17/35 = 765/595 = 3/781/24 × 12/45 = 81/108 = 3/456/48 × 16/49 = 56/2352 = 1/42
6/5 × 15/12 = 18/10 = 9/5
11/15 × 9/22 = 99/330 = 3/10
18/14 × 21/36 = 63/84 = 3/4
45/17 × 17/35 = 765/595 = 3/7
81/24 × 12/45 = 81/108 = 3/4
56/48 × 16/49 = 56/2352 = 1/42