4个回答
展开全部
42.5-23.4+16.6
=42.5-23.4-16.6+33.2
=42.5-(23.4+16.6)+33.2
=42.5-40+33.2
=2.5+33.2
=35.7
结果应是35.7
=42.5-23.4-16.6+33.2
=42.5-(23.4+16.6)+33.2
=42.5-40+33.2
=2.5+33.2
=35.7
结果应是35.7
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
42.5—23.4+16.6
=(42.4+0.1)—(23+0.3+0.1)+16.6
=(42.4+16.6)+(0.1—0.1)—23—0.3
=59—23—0.3
=36—0.3
=35.7
=(42.4+0.1)—(23+0.3+0.1)+16.6
=(42.4+16.6)+(0.1—0.1)—23—0.3
=59—23—0.3
=36—0.3
=35.7
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
展开全部
42.5-23.4+16.6
=42+0.5-23-0.4+16+0.6
=42-23+16+0.5-0.4+0.6
=42-7+0.7
=35+0.7
=35.7
=42+0.5-23-0.4+16+0.6
=42-23+16+0.5-0.4+0.6
=42-7+0.7
=35+0.7
=35.7
本回答被网友采纳
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询