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