题目内容
| 直接写得数: 1.2×0.3=________; | 0.54×0.9=________; | 0.4×2.5=________; | 0.92=________; |
| 0.36×0.1=________; | 7÷3.5=________; | 4.2÷3=________; | 4×(1.5+0.25)=________. |
0.36 0.486 1 0.81 0.036 2 1.4 7
分析:依据小数四则运算计算方法解答.
解答:1.2×0.3=0.36;0.54×0.9=0.486;0.4×2.5=1;0.92=0.81;0.36×0.1=0.036;7÷3.5=2;4.2÷3=1.4;4×(1.5+0.25)=7.故答案为:0.36,0.486,1,0.81,0.036,2,1.4,7.
点评:本题主要考查学生对于小数四则运算计算方法掌握.
分析:依据小数四则运算计算方法解答.
解答:1.2×0.3=0.36;0.54×0.9=0.486;0.4×2.5=1;0.92=0.81;0.36×0.1=0.036;7÷3.5=2;4.2÷3=1.4;4×(1.5+0.25)=7.故答案为:0.36,0.486,1,0.81,0.036,2,1.4,7.
点评:本题主要考查学生对于小数四则运算计算方法掌握.
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