$\displaystyle \left(- \frac{5}{4} \right)$\displaystyle \left(- \frac{5}{4} \right)

$\left(-4\right)$\left(-4\right)

$\displaystyle \left(- \frac{1}{4} \right)$\displaystyle \left(- \frac{1}{4} \right)

$\displaystyle \left(- \frac{15}{4} \right)$\displaystyle \left(- \frac{15}{4} \right)