Correction :

9 + 6 = 15	14 - 10 = 4
13 + 14 = 27	11 + 15 = 26
5 × 10 = 50	19 + 2 = 21
24 - 23 = 1	27 - 14 = 13
9 : 3 = 3	2 + 22 = 24
27 - 5 = 22	19 - 2 = 17
2 × 2 = 4	13 + 24 = 37
38 - 17 = 21	13 - 11 = 2
17 - 2 = 15	22 + 0 = 22
99 : 9 = 11	29 - 17 = 12