$\left | -59 \right |$ = 59 $\left | -\frac{3}{7} \right |$ = $-\frac{3}{7}$
$\left | 1,23 \right |$ = 1,23 $\left | -\sqrt{7} \right | = -\sqrt{7}$
$\left | -59 \right |$ = 59 $\left | -\frac{3}{7} \right |$ = $-\frac{3}{7}$
$\left | 1,23 \right |$ = 1,23 $\left | -\sqrt{7} \right | = -\sqrt{7}$