(5.4*0.75*1.3)\(2.5*3.9*0.27)简便运算,

来源:学生作业学帮网 编辑:学帮网 时间:2024/05/25 20:48:36

(5.4*0.75*1.3)\(2.5*3.9*0.27)简便运算,

(5.4*0.75*1.3)\(2.5*3.9*0.27)
=(5.4/0.27)*(0.75/2.5)*(1.3/3.9)
=20*0.3*1/3
=6*1/3
=2