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1/7+3/8+7/36+29/56+37/63+41/72+53/77+29/84+3/88====39*148/149+148*149/86+48*14/149====(1-1/2*2)*(1-1/3*3)*```````*(1-1/10*10)====1/1+2+1/1+2+3+1/1+2+3+4+```````1/1+2+3+````+50====要清楚这有点难度所以欧也!
提问时间:2019-06-12 13:21:33 1人问答
问题描述:

  1/7+3/8+7/36+29/56+37/63+41/72+53/77+29/84+3/88

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  39*148/149+148*149/86+48*14/149

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  (1-1/2*2)*(1-1/3*3)*```````*(1-1/10*10)

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  1/1+2+1/1+2+3+1/1+2+3+4+```````1/1+2+3+````+50

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  要清楚这有点难度所以

  欧也!

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李俊玲回答:
  1/7+3/8+7/36+29/56+37/63+41/72+53/77+29/84+3/887/36=(3+4)/(4*9)=1/12+1/929/56=(21+8)/(7*8)=3/8+1/737/63=(28+9)/(7*9)=4/9+1/741/72=(32+9)/(8*9)=4/9+1/853/77=(42+11)/(7*11)=6/11+1/729/84=(36-7)/(7*12)=3...
李俊玲
2019-06-12 13:22:11
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