36/35+64/63+100/99=?简算

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36/35+64/63+100/99=?简算
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36/35+64/63+100/99=?简算
36/35+64/63+100/99=?简算

36/35+64/63+100/99=?简算
36/35+64/63+100/99
=1+1/35+1+1/63+1+1/99
=3+1/35+1/63+1/99
=3+(1/5-1/7+1/7-1/9+1/9-1/11)÷2
=3+(1/5-1/11)÷2
=3+3/55
=3又55之3