题目内容
| 3 |
| 7 |
由倒数的定义可得:
1÷
=1×
=
,
的倒数是
;
1÷1.5=1÷
=1×
=
,1.5的倒数是
.
故答案为:
,
.
1÷
| 3 |
| 7 |
| 7 |
| 3 |
| 7 |
| 3 |
| 3 |
| 7 |
| 7 |
| 3 |
1÷1.5=1÷
| 15 |
| 10 |
| 10 |
| 15 |
| 2 |
| 3 |
| 2 |
| 3 |
故答案为:
| 7 |
| 3 |
| 2 |
| 3 |
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题目内容
| 3 |
| 7 |
| 3 |
| 7 |
| 7 |
| 3 |
| 7 |
| 3 |
| 3 |
| 7 |
| 7 |
| 3 |
| 15 |
| 10 |
| 10 |
| 15 |
| 2 |
| 3 |
| 2 |
| 3 |
| 7 |
| 3 |
| 2 |
| 3 |