$\displaystyle \left(-1 \frac{8}{15} \right)$\displaystyle \left(-1 \frac{8}{15} \right)

$\displaystyle \left(-1 \frac{7}{15} \right)$\displaystyle \left(-1 \frac{7}{15} \right)

$\displaystyle 1\frac{7}{15}$\displaystyle 1\frac{7}{15}

$\displaystyle 1\frac{8}{15}$\displaystyle 1\frac{8}{15}