5.3减5.3乘以0.9怎么简便计算
问题描述：
5.3减5.3乘以0.9怎么简便计算
答
5.3-5.3*0.9
=5.3(1-0.9)
=5.3*0.1
=0.53
5.3减5.3乘以0.9怎么简便计算
5.3-5.3*0.9
=5.3(1-0.9)
=5.3*0.1
=0.53