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