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