题目内容
1
的倒数是______,120千克比______千克多
.
| 2 |
| 3 |
| 1 |
| 4 |
解(1)因为1
=
,所以1
的倒数是
;
(2)120÷(1+
)
=120÷
=120×
=96(千克);
故答案为:
,96.
| 2 |
| 3 |
| 5 |
| 3 |
| 2 |
| 3 |
| 3 |
| 5 |
(2)120÷(1+
| 1 |
| 4 |
=120÷
| 5 |
| 4 |
=120×
| 4 |
| 5 |
=96(千克);
故答案为:
| 3 |
| 5 |
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