7 × 4 = ... 6 × 3 = ... 9 × 2 = ... 5 × 7 = ... 8 × 5 = ... 3 × 9 = ... 2 × 8 = ... 4 × 6 = ... 7 × 3 = ... 9 × 5 = ...
Giải thích
7 × 4 = 28 | 6 × 3 = 18 | 9 × 2 = 18 | 5 × 7 = 35 | 8 × 5 = 40 |
3 × 9 = 27 | 2 × 8 = 16 | 4 × 6 = 24 | 7 × 3 = 21 | 9 × 5 = 45 |
6 × 7 = 42 | 5 × 2 = 10 | 3 × 4 = 12 | 8 × 9 = 72 | 7 × 6 = 42 |
9 × 3 = 27 | 4 × 2 = 8 | 6 × 5 = 30 | 8 × 7 = 56 | 3 × 8 = 24 |
2 × 9 = 18 | 5 × 4 = 20 | 7 × 8 = 56 | 9 × 6 = 54 | 3 × 5 = 15 |