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