(3.8+3.4*3.8+3.8*5.6)/(1.9*0.8*0.25)

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/07 06:43:58

(3.8+3.4*3.8+3.8*5.6)/(1.9*0.8*0.25)
(3.8+3.4*3.8+3.8*5.6)/(1.9*0.8*0.25)

(3.8+3.4*3.8+3.8*5.6)/(1.9*0.8*0.25)
(3.8+3.4*3.8+3.8*5.6)/(1.9*0.8*0.25)
=3.8*(1+3.4+5.6)/(1.9*0.2*4*0.25)
=3.8*10/1.9/0.2
=2*10/0.2
=100