题目内容
6.直接写出下面各题的得数.| 5.4×0.01= | 0.125×0.8= | 0.27÷0.03= | 1.8÷0.3= |
| 500×0.2= | 0.56÷0.4= | 0.01÷0.1= | 0.55÷0.11= |
| 0.3×0.2= | 2.4×10= | 4.2÷0.7= | 3.6÷12= |
| 1.2×5= | 9.1÷0.7= | 15×0.6= | 0.8-0.35= |
| 7.5÷0.15= | 1.25×17×0.8= | 0.37×0÷9.54= | 2-0.9+0.1= |
分析 根据小数加减乘除的计算方法进行计算即可.
解答 解:
| 5.4×0.01=0.054 | 0.125×0.8=0.1 | 0.27÷0.03=9 | 1.8÷0.3=6 |
| 500×0.2=100 | 0.56÷0.4=1.4 | 0.01÷0.1=0.1 | 0.55÷0.11=5 |
| 0.3×0.2=0.06 | 2.4×10=24 | 4.2÷0.7=6 | 3.6÷12=0.3 |
| 1.2×5=6 | 9.1÷0.7=13 | 15×0.6=9 | 0.8-0.35=0.45 |
| 7.5÷0.15=50 | 1.25×17×0.8=17 | 0.37×0÷9.54=0 | 2-0.9+0.1=1.2 |
点评 口算时,注意运算符号和数据,然后再进一步计算即可.
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