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Giải thích
7 × 1 = 7 6 × 2 = 12 7 × 3 = 21 7 × 2 = 14 | 7 × 8 = 56 7 × 9 = 63 7 × 7 = 49 4 × 7 = 28 | 7 × 6 = 42 7 × 4 = 28 7 × 0 = 0 6 × 6 = 36 | 6 × 5 = 30 7 × 0 = 0 6 × 7 = 42 5 × 7 = 35 |
7 × 1 = 7 6 × 2 = 12 7 × 3 = 21 7 × 2 = 14 | 7 × 8 = 56 7 × 9 = 63 7 × 7 = 49 4 × 7 = 28 | 7 × 6 = 42 7 × 4 = 28 7 × 0 = 0 6 × 6 = 36 | 6 × 5 = 30 7 × 0 = 0 6 × 7 = 42 5 × 7 = 35 |