8-10/13÷5/26-5/8 简便计算
问题描述:
8-10/13÷5/26-5/8 简便计算
答
8-10/13÷5/26-5/8
=8-10/13x26/5-5/8
=8-4-5/8
=4-5/8
=32/8-5/8
=27/8