| 3-0.98= | 4×0.25= | 0÷0.9+0.1= | 1.8÷0.1= |
| 8.9÷0.89= | 2÷33÷0.01= | 3.9×0.1= | 1×25×0.8= |
| 3-0.98=2.02, | 4×0.25=1, | 0÷0.9+0.1=0.1, | 1.8÷0.1=18, |
| 8.9÷0.89=10, | 2÷33÷0.01= , | 3.9×0.1=0.39, | 1×25×0.8=20. |
分析:根据小数加减乘除的计算方法进行计算即可.
点评:口算时,注意运算符号和数据,然后再进一步计算.
编辑:chaxungu时间:2026-04-27 09:42:52分类:小学数学题库
| 3-0.98= | 4×0.25= | 0÷0.9+0.1= | 1.8÷0.1= |
| 8.9÷0.89= | 2÷33÷0.01= | 3.9×0.1= | 1×25×0.8= |
| 3-0.98=2.02, | 4×0.25=1, | 0÷0.9+0.1=0.1, | 1.8÷0.1=18, |
| 8.9÷0.89=10, | 2÷33÷0.01= , | 3.9×0.1=0.39, | 1×25×0.8=20. |