题目内容

【题目】直接写得数.

12.6﹣9= 13+6.7= 10﹣3.2= 0.06×0.7=

3.28÷4= 3.3×4×0= 100÷40= 0.05×1.6=

【答案】3.6,19.7,6.8,0.042,0.82,0,2.5,0.08

【解析】

试题分析:本题要运用到小数的加减乘除法的计算法则,小数的加减小数点要对齐,,一个数同0相乘仍的0,小数乘以小数积的小数位数就是两个因数的小数位数的和.

解:12.6﹣9=3.6,13+6.7=19.7,10﹣3.2=6.8,0.06×0.7=0.042,

3.28÷4=0.82,3.3×4×0=0,100÷40=2.5,0.05×1.6=0.08;

练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网