紧急啊,我要交作业的。99.9x10.1简便计算
大家要帮我哦!小妹提前谢谢你们 了~\(≧▽≦)/~
(100-0.1)X(10-0.1)
=100x10-100X0.1-10X0.1+0.01
=999.01
题抄错没,是99.9?