2-digit + 1-digit addition
22 + 6 =
28
16 - 4 =
12
15 + 12 =
27
12 - 10 =
2
178 - 14 =
164
42 + 4 =
46
59 - 7 =
52
56 + 31
87
34 - 23 =
11
876
35 + 9 =
44
24 - 6 =
18
42 + 57
99
87 - 45 =
42
597 - 520 =
77
64 + 8 =
101
81 - 7 =
74
56 + 39 =
95
65 - 38 =
27
804 - 744 =
60
99 + 8 =
107
93 - 8 =
85
95 + 37 =
132
96 - 49 =
47
595 + 215 =
810