12 × 1 over 4 1 4

3 over 4 3 4 × 1 over 2 1 2

2 3 over 8 3 8 × 5 over 5 5 5

9 × 5 over 4 5 4

5 over 4 5 4 × 6 over 6 6 6

5 2 over 3 2 3 × 3 over 2 3 2

3 × 8 over 8 8 8

2 over 3 2 3 × 9 over 4 9 4

4 3 over 4 3 4 × 19 over 19 19 19

16 × 7 over 8 7 8

1 over 2 1 2 × 10 over 3 10 3

3 1 over 2 1 2 × 5 over 14 5 14