2001+1995+2000+2003+1998+1997+1994+2002 简算

问题描述:

2001+1995+2000+2003+1998+1997+1994+2002 简算

2001+1995+2000+2003+1998+1997+1994+2002
=2000×8+(1-5+0+3-2-3-6+2)
=16000-10
=15990