| 0.66÷0.3= | 2.5×4= | + = | 1- = | + = |
- = | 1.4×0.3= | + = | + = | - = |
| 解:0.66÷0.3=2.2 | 2.5×4=10 | + =![]() | 1- =![]() | + =1 |
- =![]() | 1.4×0.3=0.42 | + =![]() | + =1 | - =![]() |
分析:根据小数乘除法、分数加减法的计算方法进行计算即可得到答案.
点评:此题主要考查的是小数乘除法和分数加减法的计算方法.
编辑:chaxungu时间:2026-04-27 08:40:29分类:小学数学题库
| 0.66÷0.3= | 2.5×4= | + = | 1- = | + = |
- = | 1.4×0.3= | + = | + = | - = |
| 解:0.66÷0.3=2.2 | 2.5×4=10 | + =![]() | 1- =![]() | + =1 |
- =![]() | 1.4×0.3=0.42 | + =![]() | + =1 | - =![]() |