2005×2003/2004+1/2004(怎样用简便方法计算)
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2005×2003/2004+1/2004(怎样用简便方法计算)
2005×2003/2004+1/2004(怎样用简便方法计算)
2005×2003/2004+1/2004(怎样用简便方法计算)
2005×2003/2004+1/2004
=2005*(1-1/2004)+1/2004
=2005-2005*1/2004+1/2004
=2005-1/2004*(2005-1)
=2005-1
=2004