1. 19 - 7 = 12 3 27 5
2. 16 - 10 = 32 13 6 34
3. 5 - 15 = -10 27 16 3
4. 8 - 12 = 24 2 -4 9
5. 19 - 4 = 8 39 15 35
6. 16 + 13 = 1 9 29 18
7. 18 - 7 = 31 11 40 37
8. 14 + 8 = 22 24 6 28
9. 8 + 10 = 18 24 31 14
10. 19 - 19 = 24 0 32 13