Correction :
110 : 10 = 11 | 7 + 16 = 23 |
4 - 4 = 0 | 5 + 17 = 22 |
19 - 4 = 15 | 22 + 21 = 43 |
22 - 13 = 9 | 8 + 19 = 27 |
17 + 10 = 27 | 27 - 14 = 13 |
20 - 6 = 14 | 16 - 5 = 11 |
8 + 8 = 16 | 47 - 23 = 24 |
18 + 8 = 26 | 20 - 9 = 11 |
20 + 21 = 41 | 19 + 3 = 22 |
16 - 2 = 14 | 12 - 7 = 5 |