|1⼀2004-1⼀2003|+|1⼀2003-1⼀2002|+……+|1⼀1003-1⼀1002|

求帮助..[跪地]...
2026年09月16日 21:56
有4个网友回答
网友(1):

|1/2004-1/2003|+|1/2003-1/2002|+……+|1/1003-1/1002|
=1/2003-1/2004+1/2002-1/2003+……+1/1002-1/1003
=1/1002-1/2004
=1/2004

网友(2):

负一千零二分之一 -1/1002

网友(3):

|1/2004-1/2003|+|1/2003-1/2002|+……+|1/1003-1/1002|
=(1/2003-1/2004)+(1/2002-1/2003)+………+(1/1003-1/1004)+(1/1002-1/1003)
=-1/2004+(1/2003-1/2003)+(1/2002-1/2002)+………+(1/1004-1/1004)+(1/1003-1/1003)+1/1002
=1/1002-1/2004
=1/2004

网友(4):

-1/2004