题目内容
(1)乘积是______的两个数互为倒数.
(2)
和______互为倒数;______和8互为倒数.
(3)
×______=______×
=1.
(2)
| 5 |
| 7 |
(3)
| 3 |
| 8 |
| 15 |
| 11 |
(1)乘积是1的两个数互为倒数.
(2)
和
互为倒数;
和8互为倒数.
(3)
×
=
×
=1.
故答案为:1;
,
;
,
.
(2)
| 5 |
| 7 |
| 7 |
| 5 |
| 1 |
| 8 |
(3)
| 3 |
| 8 |
| 8 |
| 3 |
| 11 |
| 15 |
| 15 |
| 11 |
故答案为:1;
| 7 |
| 5 |
| 1 |
| 8 |
| 8 |
| 3 |
| 11 |
| 15 |
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