液位仪价格:2005乘以2004除以2003的简单算法

来源:百度文库 编辑:高考问答 时间:2024/04/28 01:56:38

=2005*(2003+1)/2003
=2005+2005/2003
=2005+(2003+2)/2003
=2005+1+2/2003
=2006又2/2003

2005*2004/2003=2005*(2003+1)/2003=2005*2003/2003+2005*2003=2005+2005*2003=2006

=2006.0009985

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

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

2005*2004/2003
=(2003+2)*(2003+1)/2003
=(2003^2+3*2003+2)/2003
=2003+3+2/2003
=2006+2/2003