11.76-7.85-1.76-0.15简便计算
问题描述:
11.76-7.85-1.76-0.15简便计算
答
(11.76-1.76)-(7.85+0.15)
=10-8
=2
11.76-7.85-1.76-0.15简便计算
(11.76-1.76)-(7.85+0.15)
=10-8
=2