| 1) | 10 + 4 + -18 | 2) | 2 - -3 - -17 |
| 3) | 7 + 5 + 23 | 4) | -11 - -1 + -16 |
| 5) | 14 - -2 - 23 | 6) | -8 - -5 - 15 |
| 7) | 3 + 1 - -24 | 8) | -1 + 4 + -9 |
| 9) | 5 + 6 + -13 | 10) | 3 + 4 + -6 |
| 11) | -12 - -8 - -19 | 12) | -3 - -8 - -11 |
| 13) | -2 + 5 + 10 | 14) | -1 - -2 - -17 |
| 15) | 13 + 5 + 22 | 16) | 10 + 9 + -18 |
| 17) | 5 - -5 - 6 | 18) | 6 + 9 + 8 |
| 19) | 10 - -6 - -4 | 20) | -6 + 1 - 7 |
| 21) | -11 + 10 + -1 | 22) | -8 - -1 + -3 |
| 23) | 10 + 6 + 16 | 24) | -1 + 5 + -18 |
| 25) | -9 - -3 - -24 | 26) | -3 - -8 - 0 |
| 27) | -2 + 3 + -13 | 28) | -3 + 2 + 9 |
| 29) | -10 - -5 - -11 | 30) | -11 + 7 + -5 |
| 31) | 12 - -10 - 21 | 32) | -3 + 6 + -5 |
| 33) | -6 - -7 - 18 | 34) | 7 - -10 - -1 |
| 35) | -9 - -5 - -13 | 36) | 7 - -9 - -15 |
| 37) | -7 + 3 + -22 | 38) | 9 - -8 - -8 |
| 39) | 13 + 1 - 19 | 40) | 1 - -1 + 14 |
Joke:
You are warned!; if a mathematician says your child can become a banker or plumber, he means both and would call it 'OR' rule.