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计算 2/3+1/6+1/12+1/24+1/48+1/96+1/192
人气:316 ℃ 时间:2020-03-19 07:58:24
解答
2/3+1/6=5/6
5/6=1/12=11/12
11/12+1/24=23/24
…………
2/3+1/6+1/12+1/24+1/48+1/96+1/192 =191/192
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