题目内容
奇妙的循环小数.
1÷37=0.
2
2÷37=0.
5
3÷37=0.
8
4÷37=0.
0
5÷37=______
6÷37=______
7÷37=______
试一试:
1÷41=______
2÷41=______
3÷41=______
你发现了什么规律?
______÷41=______.
1÷37=0.
| ? |
| 0 |
| ? |
| 7 |
2÷37=0.
| ? |
| 0 |
| ? |
| 4 |
3÷37=0.
| ? |
| 0 |
| ? |
| 1 |
4÷37=0.
| ? |
| 1 |
| ? |
| 8 |
5÷37=______
6÷37=______
7÷37=______
试一试:
1÷41=______
2÷41=______
3÷41=______
你发现了什么规律?
______÷41=______.
1÷37=0.
2
2÷37=0.
5
3÷37=0.
8
4÷37=0.
0
5÷37=0.
3
6÷37=0.
6
7÷37=0.
8
试一试:
1÷41=0.
243
2÷41=0.
487
3÷41=0.
731
发现的规律:n÷41=0.
243
n;
故答案为:0.
3
,0.
6
,0.
8
,0.
243
,0.
487
,0.
731
,n,0.
243
n.
| ? |
| 0 |
| ? |
| 7 |
2÷37=0.
| ? |
| 0 |
| ? |
| 4 |
3÷37=0.
| ? |
| 0 |
| ? |
| 1 |
4÷37=0.
| ? |
| 1 |
| ? |
| 8 |
5÷37=0.
| ? |
| 1 |
| ? |
| 5 |
6÷37=0.
| ? |
| 1 |
| ? |
| 2 |
7÷37=0.
| ? |
| 1 |
| ? |
| 9 |
试一试:
1÷41=0.
| ? |
| 0 |
| ? |
| 9 |
2÷41=0.
| ? |
| 0 |
| ? |
| 8 |
3÷41=0.
| ? |
| 0 |
| ? |
| 7 |
发现的规律:n÷41=0.
| ? |
| 0 |
| ? |
| 9 |
故答案为:0.
| ? |
| 1 |
| ? |
| 5 |
| ? |
| 1 |
| ? |
| 2 |
| ? |
| 1 |
| ? |
| 9 |
| ? |
| 0 |
| ? |
| 9 |
| ? |
| 0 |
| ? |
| 8 |
| ? |
| 0 |
| ? |
| 7 |
| ? |
| 0 |
| ? |
| 9 |
练习册系列答案
相关题目