2005乘2004分之2003等于多少

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/02 09:22:53
2005乘2004分之2003等于多少

2005乘2004分之2003等于多少
2005乘2004分之2003等于多少

2005乘2004分之2003等于多少
2005×2003/2004
=(2004+1)×2003/2004
=2004×2003/2004+2003/3004
=2003+2003/2004
=2003又2003/2004

2005×2003/2004
=(2004+1)×2003/2004
=2004×2003/2004+1×2003/2004
=2003+2003/2004
或者2005×2003/2004
=(2004+1)×2003/2004
=2004×2003/2004+1×2003/2004
=2003+2003/2004
...

全部展开

2005×2003/2004
=(2004+1)×2003/2004
=2004×2003/2004+1×2003/2004
=2003+2003/2004
或者2005×2003/2004
=(2004+1)×2003/2004
=2004×2003/2004+1×2003/2004
=2003+2003/2004
=2004-1+2003/2004
=2004-(1-2003/2004)
=2004-(2004/2004-2003/2004)
=2004-1/2004

收起

42143223

2005×2003/2004
=(2004+1)×2003/2004
=2004×2003/2004+2003/3004
=2003+2003/2004
=2003又2003/2004

2005*2003/2004=(2004+1)(2004-1)/2004=(2004^2-1)/2004=2004-1/2004=2003又2004分之2003

2005×2003/2004
=(2004+1)×2003/2004
=2004×2003/2004+2003/2004
=2003+2003/2004
=2003又2003/2004

2005×2003/2004
=(2004+1)×2003/2004
=2004×2003/2004+2003/3004
=2003+2003/2004
=2003又2003/2004
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