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