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数学
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计算与化简(-0.125)+(3/1/4)-2.75-(5/7/8)
求各位数学天才帮帮忙!
人气:420 ℃ 时间:2020-02-05 15:07:54
解答
原式=-1/8+13/4-11/4-47/8
=-6+1/2
=-5.5
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