题目内容

【题目】直接写得数.

9÷0.3= 6.3+7= 0.1﹣0.01= 4.5a﹣a=

0.33 = 9.5﹣9.5×0= 1.25×0.7×0.8= 0.1÷0.25=

【答案】30,13.3,0.09,3.5a,0.027,9.5,0.7,0.4

【解析】

试题分析:本题根据小数的加法、减法、乘法、除法的运算法则计算即可;1.25×0.7×0.8可根据乘法交换律进行计算.

解:9÷0.3=30, 6.3+7=13.3, 0.1﹣0.01=0.09, 4.5a﹣a=3.5a,

0.33 =0.027, 9.5﹣9.5×0=9.5, 1.25×0.7×0.8=0.7, 0.1÷0.25=0.4.

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