题目内容
| 2 |
| 9 |
| 9 |
| 2 |
| 9 |
| 2 |
| 1 |
| 3 |
| 2 |
| 3 |
| 2 |
| 3 |
| 11 |
| 12 |
| 11 |
| 12 |
| 11 |
| 12 |
5
5
:5=| 20 |
| 7 |
| 20 |
| 7 |
分析:根据倒数的认识,加法和减法的关系,乘与除的互逆关系,比与分数、除法的关系即可作出判断.
解答:解:
×
=
+
=
÷
=5:5=
×0.35=1.
故答案为:
,
,
,5,
.
| 2 |
| 9 |
| 9 |
| 2 |
| 1 |
| 3 |
| 2 |
| 3 |
| 11 |
| 12 |
| 11 |
| 12 |
| 20 |
| 7 |
故答案为:
| 9 |
| 2 |
| 2 |
| 3 |
| 11 |
| 12 |
| 20 |
| 7 |
点评:考查了倒数的认识,以及四则运算各部分间的关系,注意运算要细心.
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