[tex]( {}^{2)} \frac{7}{6} + {}^{4)} \frac{2}{3} - \frac{5}{12} ) \times (1 \frac{5}{12} ) = \\ \\ = (\frac{14}{12} + \frac{8}{12} - \frac{5}{12} ) \times \frac{17}{12} = \\ \\ = \frac{14 + 8 - 5}{12} \times \frac{17}{12} = \\ \\ = \frac{17}{12 } \times \frac{17}{12} = [/tex]
[tex] \huge = ( \frac{17}{12} ) {}^{2} = \frac{289}{144} [/tex]
