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Find sum of 6/7+(-11/8)

User Jacolack
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\begin{gathered} (6)/(7)+((-11)/(8)) \\ (6)/(7)-(11)/(8)=(6\cdot8-7\cdot11)/(7\cdot8)=(48-77)/(56)=-(29)/(56)\approx-0.52 \end{gathered}

User Shime
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