(1+1/97)+(2+2/97)+(3+3/97)+.+(96+96/97)+(97+97/97)要简算.THANK YOU.

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(1+1/97)+(2+2/97)+(3+3/97)+.+(96+96/97)+(97+97/97)要简算.THANK YOU.
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(1+1/97)+(2+2/97)+(3+3/97)+.+(96+96/97)+(97+97/97)要简算.THANK YOU.
(1+1/97)+(2+2/97)+(3+3/97)+.+(96+96/97)+(97+97/97)
要简算.THANK YOU.

(1+1/97)+(2+2/97)+(3+3/97)+.+(96+96/97)+(97+97/97)要简算.THANK YOU.
1+2+3+.+96+1/97+2/97+.96/97
=97*48+48
=98*48
=4704
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