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