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