题目内容
直接写得数. 5.1-2= |
7.2÷1.2= | 3.86×10= | 3.9×0.01= |
9.1÷0.13= | 9.73÷10 | 2.5×4= | 0.5+0.43= |
1-0.55= | 0.4×0.3= | 98.4÷100= |
分析:依据小数四则运算方法解答.
解答:
故答案为:3.1,6,38.6,0.039,70,0.973,10,0.93,0.45,0.12,0.984.
解:5.1-2=3.1; | 7.2÷1.2=6; | 3.86×10=38.6; | 3.9×0.01=0.039; |
9.1÷0.13=70; | 9.73÷10=0.973; | 2.5×4=10; | 0.5+0.43=0.93; |
1-0.55=0.45; | 0.4×0.3=0.12; | 98.4÷100=0.984. |
点评:本题主要考查了学生对于小数四则运算计算方法的灵活应用.
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