Correction :

14 - 0 = 14	19 + 19 = 38
21 - 13 = 8	6 + 19 = 25
4 + 4 = 8	13 - 6 = 7
35 : 5 = 7	27 - 13 = 14
14 : 2 = 7	24 : 3 = 8
6 + 5 = 11	17 + 2 = 19
6 × 11 = 66	11 + 12 = 23
22 - 13 = 9	42 - 19 = 23
2 + 24 = 26	20 + 7 = 27
17 - 5 = 12	56 : 7 = 8