27/15 (:3)
5/8 (×5)
7/9 (×3)
36/54 (:6)
35/25 (:5)
2/5 (×9)
24/50 (:2)
7/3 (×6)
28/49 (:7)
9/8 (×11)
21/27
42/18
6/9
7/5
9/5
99/88
25/40
12/25
4/7
18/45
