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