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(0.7*2/3-0.11*5/6)/0.625-0.03
人气:253 ℃ 时间:2020-05-27 17:31:14
解答
(0.7*2/3-0.11*5/6)/0.625-0.03=(1.4/3-0.55/6)/0.625-0.03=(2.25/6)/0.625-0.03=0.6-0.03=0.57
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