2007*(2005/2006) = = =简算(要步骤).
问题描述:
2007*(2005/2006) = = =
简算(要步骤).
答
2007*2005/2006
=(2006+1)*2005/2006
=2006*2005/2006+1*2005/2006
=2005+2005/2006
=2005又2005/2006