1+1=
2
1-1=
0
1x1=
1
1-6=
5
5x6=
30
1+2=
3
1-2=
1x2=
1-7=
6
10x10=
100
1+3=
4
1-3=
1x3=
1-8=
7
5x5=
25
1+4=
1-4=
1x4=
1-9=
8
3x9=
27
1+5=
1-5=
1x5=
1-10=
9
8x3=