Correction :

29 - 20 = 9	46 - 24 = 22
25 - 3 = 22	12 - 2 = 10
6 + 8 = 14	33 - 14 = 19
26 - 16 = 10	47 - 23 = 24
2 + 12 = 14	7 × 10 = 70
24 + 6 = 30	1 + 8 = 9
35 - 24 = 11	5 × 1 = 5
16 + 14 = 30	22 + 15 = 37
22 + 17 = 39	8 × 1 = 8
35 - 12 = 23	24 - 10 = 14