来自刘小君的问题
简便计算:2002+2000-1997+1994-1991+1988-.+14-11+8-5+2
简便计算:2002+2000-1997+1994-1991+1988-.+14-11+8-5+2
1回答
2020-03-22 08:44
简便计算:2002+2000-1997+1994-1991+1988-.+14-11+8-5+2
简便计算:2002+2000-1997+1994-1991+1988-.+14-11+8-5+2
=2002+3+3+3+……+3+2(333个3)
=2002+3×333+2
=2002+999+2
=3003