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