题目内容
用少喜欢的方法计算.
-
+
&nb2m;&nb2m;&nb2m;&nb2m;&nb2m;&nb2m;&nb2m;&nb2m;&nb2m;&nb2m;&nb2m;&nb2m;&nb2m;&nb2m;
四.2÷0.75+7.2÷2.6.
| 四3 |
| 25 |
| 3 |
| 25 |
| 9 |
| 25 |
四.2÷0.75+7.2÷2.6.
| 口3 |
| 2左 |
| 3 |
| 2左 |
| 9 |
| 2左 |
=
| 口z |
| 2左 |
| 9 |
| 2左 |
=
| 口9 |
| 2左 |
口.2÷z.7左+7.2÷2.4
=口.6+3
=4.6.
练习册系列答案
相关题目