1) 6 ⁄ 22 | 2) 8 ⁄ 24 | 3) 28 ⁄ 30 | 4) 10 ⁄ 26 | 5) 12 ⁄ 30 | |||||
6) 8 ⁄ 30 | 7) 4 ⁄ 8 | 8) 21 ⁄ 28 | 9) 3 ⁄ 9 | 10) 20 ⁄ 22 | |||||
11) 4 ⁄ 10 | 12) 7 ⁄ 14 | 13) 6 ⁄ 30 | 14) 20 ⁄ 30 | 15) 12 ⁄ 18 | |||||
16) 7 ⁄ 28 | 17) 24 ⁄ 30 | 18) 20 ⁄ 25 | 19) 4 ⁄ 18 | 20) 4 ⁄ 20 |
1) 8 ⁄ 16 | 2) 7 ⁄ 21 | 3) 24 ⁄ 26 | 4) 6 ⁄ 12 | 5) 10 ⁄ 15 | |||||
6) 2 ⁄ 18 | 7) 15 ⁄ 21 | 8) 12 ⁄ 15 | 9) 6 ⁄ 28 | 10) 2 ⁄ 14 | |||||
11) 6 ⁄ 24 | 12) 4 ⁄ 28 | 13) 8 ⁄ 28 | 14) 13 ⁄ 26 | 15) 20 ⁄ 28 | |||||
16) 14 ⁄ 18 | 17) 3 ⁄ 27 | 18) 4 ⁄ 14 | 19) 5 ⁄ 30 | 20) 3 ⁄ 15 |
1) 6 ⁄ 22 = (2 · 3) (2 · 11) = 3 ⁄ 11 | 2) 8 ⁄ 24 = (8 · 1) (8 · 3) = 1 ⁄ 3 | |
3) 28 ⁄ 30 = (2 · 14) (2 · 15) = 14 ⁄ 15 | 4) 10 ⁄ 26 = (2 · 5) (2 · 13) = 5 ⁄ 13 | |
5) 12 ⁄ 30 = (6 · 2) (6 · 5) = 2 ⁄ 5 | 6) 8 ⁄ 30 = (2 · 4) (2 · 15) = 4 ⁄ 15 | |
7) 4 ⁄ 8 = (4 · 1) (4 · 2) = 1 ⁄ 2 | 8) 21 ⁄ 28 = (7 · 3) (7 · 4) = 3 ⁄ 4 | |
9) 3 ⁄ 9 = (3 · 1) (3 · 3) = 1 ⁄ 3 | 10) 20 ⁄ 22 = (2 · 10) (2 · 11) = 10 ⁄ 11 | |
11) 4 ⁄ 10 = (2 · 2) (2 · 5) = 2 ⁄ 5 | 12) 7 ⁄ 14 = (7 · 1) (7 · 2) = 1 ⁄ 2 | |
13) 6 ⁄ 30 = (6 · 1) (6 · 5) = 1 ⁄ 5 | 14) 20 ⁄ 30 = (10 · 2) (10 · 3) = 2 ⁄ 3 | |
15) 12 ⁄ 18 = (6 · 2) (6 · 3) = 2 ⁄ 3 | 16) 7 ⁄ 28 = (7 · 1) (7 · 4) = 1 ⁄ 4 | |
17) 24 ⁄ 30 = (6 · 4) (6 · 5) = 4 ⁄ 5 | 18) 20 ⁄ 25 = (5 · 4) (5 · 5) = 4 ⁄ 5 | |
19) 4 ⁄ 18 = (2 · 2) (2 · 9) = 2 ⁄ 9 | 20) 4 ⁄ 20 = (4 · 1) (4 · 5) = 1 ⁄ 5 |
1) 8 ⁄ 16 = (8 · 1) (8 · 2) = 1 ⁄ 2 | 2) 7 ⁄ 21 = (7 · 1) (7 · 3) = 1 ⁄ 3 | |
3) 24 ⁄ 26 = (2 · 12) (2 · 13) = 12 ⁄ 13 | 4) 6 ⁄ 12 = (6 · 1) (6 · 2) = 1 ⁄ 2 | |
5) 10 ⁄ 15 = (5 · 2) (5 · 3) = 2 ⁄ 3 | 6) 2 ⁄ 18 = (2 · 1 ⁄ 2 · 9) = 1 ⁄ 9 | |
7) 15 ⁄ 21 = (3 · 5) (3 · 7) = 5 ⁄ 7 | 8) 12 ⁄ 15 = (3 · 4) (3 · 5) = 4 ⁄ 5 | |
9) 6 ⁄ 28 = (2 · 3) (2 · 14) = 3 ⁄ 14 | 10) 2 ⁄ 14 = (2 · 1) (2 · 7) = 1 ⁄ 7 | |
11) 6 ⁄ 24 = (6 · 1) (6 · 4) = 1 ⁄ 4 | 12) 4 ⁄ 28 = (4 · 1) (4 · 7) = 1 ⁄ 7 | |
13) 8 ⁄ 28 = (4 · 2) (4 · 7) = 2 ⁄ 7 | 14) 13 ⁄ 26 = (13 · 1) (13 · 2) = 1 ⁄ 2 | |
15) 20 ⁄ 28 = (4 · 5) (4 · 7) = 5 ⁄ 7 | 16) 14 ⁄ 18 = (2 · 7) (2 · 9) = 7 ⁄ 9 | |
17) 3 ⁄ 27 = (3 · 1) (3 · 9) = 1 ⁄ 9 | 18) 4 ⁄ 14 = (2 · 2) (2 · 7) = 2 ⁄ 7 | |
19) 5 ⁄ 30 = (5 · 1) (5 · 6) = 1 ⁄ 6 | 20) 3 ⁄ 15 = (3 · 1) (3 · 5) = 1 ⁄ 5 |