题目内容
直接写出得数: 7.2+1.8= 9 9 ; |
1.6÷16= 0.1 0.1 ; |
1.5×4= 6 6 ; |
8-2.5= 5.5 5.5 ; |
6.4÷0.8= 8 8 ; |
1÷0.125= 8 8 ; |
8.1÷0.3= 27 27 ; |
100×0.02= 2 2 ; |
2.4×0.5= 1.2 1.2 ; |
3.2÷4= 0.8 0.8 ; |
3.5+7.6= 11.1 11.1 ; |
0.125÷0.25= 0.5 0.5 ; |
1.5+0.25= 1.75 1.75 ; |
0÷0.37= 0 0 ; |
3×0.2×0.5= 0.3 0.3 ; |
1.5×0×4= 0 0 . |
分析:根据小数的加、减、乘、除的计算法则进行计算,能简算的要简算.
解答:解:
故答案为:9,0.1,6,5.5,8,8,27,2,1.2,0.8,11.1,0.5,1.75,0,0.3,0.
7.2+1.8=9; | 1.6÷16=0.1; |
1.5×4=6; | 8-2.5=5.5; |
6.4÷0.8=8; | 1÷0.125=8; |
8.1÷0.3=27; | 100×0.02=2; |
2.4×0.5=1.2; | 3.2÷4=0.8; |
3.5+7.6=11.1; | 0.125÷0.25=0.5; |
1.5+0.25=1.75; | 0÷0.37=0; |
3×0.2×0.5=0.3; | 1.5×0×4=0. |
点评:计算时看清运算符号,注意小数点的位置.
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