题目内容
计算:1997+1996+1004+1006+1994+1003=______.
1997+1996+1004+1006+1994+1003,
=(1997+1003)+(1996+1004)+(1006+1994),
=3000+3000+3000,
=9000;
故答案为:9000.
=(1997+1003)+(1996+1004)+(1006+1994),
=3000+3000+3000,
=9000;
故答案为:9000.
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