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