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数学
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(1/8-5/12) ×(-24)-(-49 ÷7)怎么算
人气:438 ℃ 时间:2020-10-02 02:01:15
解答
(1/8-5/12) ×(-24)-(-49 ÷7) =-1/8×24+5/12×24+7 =-3+10+7 =14
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