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