4.25x3.7一0.37x32.5的简便计算方法
问题描述:
4.25x3.7一0.37x32.5的简便计算方法
答
4.25x3.7一0.37x32.5
=4.25x3.7一3.7x3.25
=3.7×(4.25-3.25)
=3.7谢谢你