20/8 = 2 1/2
15/10 = 1 1/2
28/21 = 1 7/21
10/6 = 1 2/6 = 1 1/3
14/4 = 3 1/2
40/15 = 2 10/15 = 2 2/3
56/12 = 4 8/12 = 4 2/3
42/9 = 4 6/9 = 4 2/3
22/4 = 5 2/4 = 5 1/2
50/6 = 8 2/6 = 8 1/3
20/8 = 2 1/2
15/10 = 1 1/2
28/21 = 1 7/21
10/6 = 1 2/6 = 1 1/3
14/4 = 3 1/2
40/15 = 2 10/15 = 2 2/3
56/12 = 4 8/12 = 4 2/3
42/9 = 4 6/9 = 4 2/3
22/4 = 5 2/4 = 5 1/2
50/6 = 8 2/6 = 8 1/3