2+2=
4
5-3=
2
1x2=
10:2
5
3+7=
10
9-6=
3
4x2=
8
24:3=
4+9=
13
55-29=
26
5x5=
25
25:5=
12+13=
42-10=
32
3x6=
18
36:4=
9
23+19=
42
99-82=
17
10x9=
90
81:9=