4-[(+3又4分之1)+(+2.75)] 怎么算

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/28 02:49:09
4-[(+3又4分之1)+(+2.75)] 怎么算
x)3э6~anCMm m#=sSXg }Ovv<_7&HHv6djoPAAc=#ST!3CF 1 MY

4-[(+3又4分之1)+(+2.75)] 怎么算
4-[(+3又4分之1)+(+2.75)] 怎么算

4-[(+3又4分之1)+(+2.75)] 怎么算
4-[(+3又1/4)+(+2.75)]
=4-[(13/4)+2.75]
=4-[3.25+2.75]
=4-6
=-2