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