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数学
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把0.6151515……化成分数,
循环节是15
人气:255 ℃ 时间:2020-03-28 21:40:00
解答
0.6151515……
=10分之(6.151515……)
=10分之(6+0.151515……)
=10分之(6+99分之15)
=10分之(6+33分之5)
=10分之(33分之203)
=330分之203
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