Correction :

32 - 19 = 13	10 × 1 = 10
5 + 21 = 26	13 + 13 = 26
7 × 6 = 42	6 + 15 = 21
4 : 1 = 4	30 - 23 = 7
14 + 7 = 21	23 - 23 = 0
8 : 4 = 2	24 - 21 = 3
0 + 8 = 8	8 + 12 = 20
36 - 14 = 22	6 + 10 = 16
35 : 5 = 7	8 × 8 = 64
18 - 9 = 9	9 - 1 = 8