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