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