(3/4-2/3)÷1/5简便计算能简便就简便
问题描述:
(3/4-2/3)÷1/5简便计算
能简便就简便
答
(3/4-2/3)÷1/5
=(3/4—2/3)X5
=(9/12—8/12)X5
=1/12X5
=5/12