12+4-10=
6+6-5=
18-6-7=
11-6+13=
8+2+1=
5+11-4=
17-7-3=
1+10-10=
10-9+2=
12-10+6=
17-9-6=
5-3+6=
12-9-2=
11-1+9=
9-1+8=
5-1+7=
14-3-10=
4-4+18=
7+5-1=
17+2-7=
6+1+10=
14-8-5=
18+1-4=
1+8-2=
17-10+9=
11-8+1=
15-9+1=
9-2-4=
11-6+4=
10-9+7=
14-9+7=
1+8+1=
10+5-3=
2+12-8=
4+4-8=
5+3-5=
1+17-2=
9-3+4=
2+3+8=
13+4-8=