题目内容
| 7 |
| 9 |
由倒数的定义可得:
1÷
=1×
=
,所以
的倒数是
;
1÷0.3=1÷
=1×
=
,所以
的倒数是0.3.
故答案为:
,
.
1÷
| 7 |
| 9 |
| 9 |
| 7 |
| 9 |
| 7 |
| 7 |
| 9 |
| 9 |
| 7 |
1÷0.3=1÷
| 3 |
| 10 |
| 10 |
| 3 |
| 10 |
| 3 |
| 10 |
| 3 |
故答案为:
| 9 |
| 7 |
| 10 |
| 3 |
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题目内容
| 7 |
| 9 |
| 7 |
| 9 |
| 9 |
| 7 |
| 9 |
| 7 |
| 7 |
| 9 |
| 9 |
| 7 |
| 3 |
| 10 |
| 10 |
| 3 |
| 10 |
| 3 |
| 10 |
| 3 |
| 9 |
| 7 |
| 10 |
| 3 |