Correction :

22 - 22 = 0	10 : 1 = 10
17 + 6 = 23	20 - 0 = 20
17 + 17 = 34	23 + 15 = 38
0 + 3 = 3	8 + 18 = 26
4 + 19 = 23	1 × 10 = 10
28 - 18 = 10	20 - 12 = 8
26 - 6 = 20	16 : 8 = 2
17 + 12 = 29	38 - 22 = 16
5 + 5 = 10	19 - 5 = 14
5 - 1 = 4	17 + 9 = 26