15-7+3=
18-5+0=
5-4+17=
0+15-11=
11+5-5=
13+3-3=
5-4+18=
20-16+15=
8-2+11=
3+16-3=
8+3-0=
10-3+7=
3+13-0=
17+1-0=
18-4+2=
4+8-6=
17+3-3=
11+5-5=
14-0+5=
12-7+1=
5-3+14=
14-4+0=
13-6+2=
11-0+2=
0+11-2=
18-9+4=
10-3+11=
14-7+8=
15-1+1=
17+3-2=
2-1+16=
13-10+14=
9+8-5=
14-6+3=
14-8+5=
2-0+12=
19-11+1=
10-8+17=
13-12+9=
5-2+12=
8+8-4=
10-9+18=
20+0-0=
8+4-2=
12-1+8=
7+10-7=
2-0+16=
17-10+2=
11+3-3=
4-4+17=