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1/2+1/6+1/12+1/24+1/48+1/56

学习时间:2026-10-10 14:15:09 阅读：1025

1/2+1/6+1/12+1/24+1/48+1/56

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糟糕的含羞草

敏感的万宝路

2026-10-10 14:15:09

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1/2+1/6+1/12+1/24+1/48+1/56=24/48+8/48+4/48+2/48+1/48+1/56=39/48+1/56=13/16+1/56=91/112+2/112=93/112

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无语的钢笔
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2026-10-10 14:15:09
1/2+1/6+1/12+1/24+1/48+1/56=24/48+8/48+4/48+2/48+1/48+1/56=39/48+1/56=13/16+1/56=91/112+2/112=93/112

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