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999*111+333*667简算
算完之后拿计算器算一下,对了在发!
人气:417 ℃ 时间:2020-01-26 00:40:08
解答
999×111+333×667
=333×(3×111)+333×667
=333×333+333×667
=333×(333+667)
=333×1000
=333000
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