10 × 5 =.....23 × 2 =.....
Giải thích
10 × 5 = 50 | 13 × 3 = 39 | 11 × 4 = 44 | 14 × 2 = 28 |
23 × 2 = 46 | 21 × 3 = 63 | 22 × 4 = 88 | 11 × 5 = 55 |
31 × 2 = 62 | 33 × 3 = 99 | 111 × 4 = 444 | 100 × 6 = 600 |
44 × 2 = 88 | 100 × 7 = 700 | 111 × 6 = 666 | 111 × 7 = 777 |
100 × 8 = 800 | 111 × 8 = 888 | 100 × 9 = 900 | 111 × 9 = 999 |