作业帮化简：|1/2004-1/2003|+|1/2003-1/2002|+|1/2002-1/2001|-|1/2001-1/2000|
来源：学生作业帮助网 编辑：作业帮 时间：2024/06/06 00:29:44
化简：|1/2004-1/2003|+|1/2003-1/2002|+|1/2002-1/2001|-|1/2001-1/2000|
化简：|1/2004-1/2003|+|1/2003-1/2002|+|1/2002-1/2001|-|1/2001-1/2000|
化简：|1/2004-1/2003|+|1/2003-1/2002|+|1/2002-1/2001|-|1/2001-1/2000|
=1/2003-1/2004+1/2002-1/2003+1/2001-1/2002-1/2000+1/2001
=2/2001-1/2004-1/2000