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2003×2001/2002的简便运算
人气:233 ℃ 时间:2020-04-07 10:31:45
解答
2003×2001/2002
=(2002+1)×2001/2002
=2002×2001/2002+1×2001/2002
=2001+2001/2002
=2001又2001/2002
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