5-5/4×2/15-5/6简便运算
问题描述:
5-5/4×2/15-5/6简便运算
答
5-5/4×2/15-5/6
=5-1/6-5/6
=5-1
=4
5-5/4×2/15-5/6简便运算
5-5/4×2/15-5/6
=5-1/6-5/6
=5-1
=4