Correction :

17 - 14 = 336 : 6 = 6
10 - 3 = 719 + 21 = 40
24 + 18 = 4219 - 14 = 5
23 + 7 = 3012 + 3 = 15
12 + 5 = 1741 - 19 = 22
22 + 24 = 4614 : 7 = 2
35 - 16 = 198 × 8 = 64
23 - 7 = 167 + 22 = 29
2 + 23 = 257 - 6 = 1
18 + 21 = 3910 × 6 = 60