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