1. 4 + 4 = 8 39 26 35
2. 1 - 13 = 34 27 33 -12
3. 7 + 14 = 5 21 31 17
4. 7 + 11 = 5 18 34 22
5. 15 - 4 = 6 11 32 22
6. 18 + 20 = 38 37 14 30
7. 4 - 13 = -9 24 2 3
8. 15 - 9 = 31 6 38 4
9. 6 - 3 = 39 4 30 3
10. 7 + 10 = 37 17 26 35