9/10 × 5/20 = 45/200 = 9/40
3/5 ÷ 11/15 = 3/5 × 15/11 = 45/55 = 9/11
9/22 × 2/3 = 18/66 = 3/11
7/8 ÷ 7/16 = 7/8 × 16/7 = 112/56 = 2
27/40 ÷ 18/35 = 27/40 × 35/18 = 945/720 = 63/48 = 21/16
8/9 ÷ 6 = 8/9 × 1/6 = 8/54 = 4/27
15 × 5/6 = 75/6 = 25/2
1 ÷ 3/7 = 1 × 7/3 = 7/3
2/3 × 12 = 2/3 × 12/1 = 24/3 = 8
2/3 ÷ 18 = 2/3 × 1/18 = 2/54 = 1/27
8/27 × 36 = 8/27 × 36/1 = 288/27 = 32/3
10 ÷ 4/15 = 10 × 15/4 = 150/4 = 37/2
9/10 × 5/20 = 45/200 = 9/40
3/5 ÷ 11/15 = 3/5 × 15/11 = 45/55 = 9/11
9/22 × 2/3 = 18/66 = 3/11
7/8 ÷ 7/16 = 7/8 × 16/7 = 112/56 = 2
27/40 ÷ 18/35 = 27/40 × 35/18 = 945/720 = 63/48 = 21/16
8/9 ÷ 6 = 8/9 × 1/6 = 8/54 = 4/27
15 × 5/6 = 75/6 = 25/2
1 ÷ 3/7 = 1 × 7/3 = 7/3
2/3 × 12 = 2/3 × 12/1 = 24/3 = 8
2/3 ÷ 18 = 2/3 × 1/18 = 2/54 = 1/27
8/27 × 36 = 8/27 × 36/1 = 288/27 = 32/3
10 ÷ 4/15 = 10 × 15/4 = 150/4 = 37/2