怎样简算:(2.31加1.68)除以0.7
问题描述：
怎样简算:(2.31加1.68)除以0.7
答
(2.31+1.68)/0.7= 2.31/0.7 + 1.68/0.7= 3.3+2.4 =5.7
怎样简算:(2.31加1.68)除以0.7
(2.31+1.68)/0.7= 2.31/0.7 + 1.68/0.7= 3.3+2.4 =5.7