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Mathematics 13 Online
OpenStudy (anonymous):

-5/6 + 6/18

OpenStudy (anonymous):

cross multiply

OpenStudy (anonymous):

\[-\frac{ 5 }{ 6 } + \frac{6}{18} = \frac{6}{18} - \frac{5}{6}*\frac{3}{3} = -\frac{9}{18} = -\frac{1}{2}\]

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