1. -5/3 + 8/5
2. -13 4/5 + 8 5/3
3. 7 6/7 - 9 4/21
4. -2/3 + 5/6
5. 4 5/8 - 10 4/9
6. 15/9 - 10/3
7. -3/5 - 8/7
8. -10 3/4 - 8 4/3
9. -9/8 + 5 4/6
10. 4 5/3 - 10/5
2. -13 4/5 + 8 5/3
3. 7 6/7 - 9 4/21
4. -2/3 + 5/6
5. 4 5/8 - 10 4/9
6. 15/9 - 10/3
7. -3/5 - 8/7
8. -10 3/4 - 8 4/3
9. -9/8 + 5 4/6
10. 4 5/3 - 10/5
2. 44/15
3. 30/7
4. 1/6
5. -35/18
6.-5/3
7. -61/35
8. -109/6
9. 53/24
10. 14/3