8.6*5.5的简便计算
问题描述:
8.6*5.5的简便计算
tupian
答
8.6*5.5
=8.6x5x1.1
=43x1.1
=47.3
8.6*5.5的简便计算
tupian
8.6*5.5
=8.6x5x1.1
=43x1.1
=47.3