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7.0875-4又3分子2乘0.72+64分子57除以2.85
人气:198 ℃ 时间:2020-05-11 02:45:20
解答
7.0875-14*0.72/3+57/64*2.85 =7.0875-14*0.24+1/64*0.05 =7.0875-3.36+1/3.2 =7.0875-3.36+0.3125 =4.04
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