【题目】按规律填一填。
(1)
45 | (________) | 55 | (________) | (________) | (________) |
99 | 88 | (________) | (________) | (________) | (________) |
(2)
| 20 |
|
|
| 52 |
|
13 |
| 7 |
| 46 |
| 6 |
| (________) |
|
|
| 51 |
|
32 |
| 8 |
| (________) |
| 9 |
【答案】50 60 65 70 77 66 55 44 40 42
【解析】
略
【题目】按规律填一填。
(1)
45 | (________) | 55 | (________) | (________) | (________) |
99 | 88 | (________) | (________) | (________) | (________) |
(2)
| 20 |
|
|
| 52 |
|
13 |
| 7 |
| 46 |
| 6 |
| (________) |
|
|
| 51 |
|
32 |
| 8 |
| (________) |
| 9 |
【答案】50 60 65 70 77 66 55 44 40 42
【解析】
略