简便运算:(7/9-11/12+5/6)/1/36-1/36/(7/9-11/12+5/6)
问题描述:
简便运算:(7/9-11/12+5/6)/1/36-1/36/(7/9-11/12+5/6)
答
(7/9-11/12+5/6)
=(7/9-11/12+5/6)*36/36
=(28-33+30)/36
=25/36
所以原式为
25/36/(1/36)-1/36/(25/36)
=25-1/25
=24又24/25