(5/6+5/8)x8/25 = = = =

来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/26 01:47:18
(5/6+5/8)x8/25====(5/6+5/8)x8/25====(5/6+5/8)x8/25====(5/6+5/8)x8/25=7/15原式=5*(1\6+1\8)*8\25=5*1\25*

(5/6+5/8)x8/25 = = = =
(5/6+5/8)x8/25 = = = =

(5/6+5/8)x8/25 = = = =
(5/6+5/8)x8/25 = 7/15

原式=5*(1\6+1\8)*8\25=5*1\25*(8*1\6+8*1\8)=1\5*(4\3+1)=7\15