addition
2+2
4
3-2
1
5x5
25
6/3
2
123+5+6+9
143
12+9
21
15-10
5
12x12
144
50/10
5
5+6+10x5+48
109
45+90
135
75
25x6
150
225/5
45
5x6(10-5)+15
165
456+68
524
345-8
337
254x7
1778
360/60
6
62+12(3x3)
432
73950+674
74624
9-27
-18
81x12
972
8118/9
902
(22+6)/5
2