$\displaystyle \left(- \frac{1}{8} \right)$\displaystyle \left(- \frac{1}{8} \right)

$\displaystyle \frac{1}{16}$\displaystyle \frac{1}{16}

$\displaystyle \left(- \frac{1}{16} \right)$\displaystyle \left(- \frac{1}{16} \right)

$\displaystyle \frac{7}{4}$\displaystyle \frac{7}{4}