题目内容
【题目】完成下列表格,看谁算得又对又快!
(1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | |
× | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
8 | 8 | 40 | |||||||
9 | 36 |
【答案】
(1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) | |
× | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
8 | 8 | 16 | 24 | 32 | 40 | 48 | 56 | 64 | 72 |
9 | 9 | 18 | 27 | 36 | 45 | 54 | 63 | 72 | 81 |
【解析】
略
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