简便计算:5.04 ÷(1.37+023+1.875×0.64) 1058.4÷ 2.4 ÷3.5简便的

来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/24 04:33:44
简便计算:5.04÷(1.37+023+1.875×0.64)1058.4÷2.4÷3.5简便的简便计算:5.04÷(1.37+023+1.875×0.64)1058.4÷2.4÷3.5简便的简便计算

简便计算:5.04 ÷(1.37+023+1.875×0.64) 1058.4÷ 2.4 ÷3.5简便的
简便计算:5.04 ÷(1.37+023+1.875×0.64) 1058.4÷ 2.4 ÷3.5
简便的

简便计算:5.04 ÷(1.37+023+1.875×0.64) 1058.4÷ 2.4 ÷3.5简便的
5.04 ÷(1.37+023+1.875×0.64)
=5.04/[(1.37+0.23)+15/8*0.64]
=5.04/[1.6+15*0.8]
=5.04/[1.6+1.2]
=5.04/2.8
=1.8
1058.4÷ 2.4 ÷3.5
=1058.4/[2.4*3.5]
=1058.4/[0.4*6*0.5*7]
=1058.4/[42*0.2]
=1058/8.4
=126