怎么简算5.6*[4.8-4.8/1.5]
问题描述:
怎么简算5.6*[4.8-4.8/1.5]
答
5.6*[4.8-4.8/1.5]
=28/5*[24/5-(24/5)/(3/2)]
=28/5*(24/5-16/5)
=28/5*8/5
=224/5