2+8=
7-3=
6-5=
9-0=
5+3=
4-4=
4+5=
3+2=
7+2=
6+4=
2+8-5=
3+2+2=
8-3-4=
9-5+4=
6+2=
5+4=
8-8=
3+6=
10+0=
6+3-5=
9-1-6=
6-4+8=
3+4+2=
10-5+0=