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