Answer
$\approx1.889$
Work Step by Step
A fraction $\frac{x}{y}$ can also be written in the form $x\div y$, where the numerator of the fraction is being divided by the denominator of the fraction.
Therefore, $1\frac{8}{9}=\frac{1\times9+8}{9}=\frac{17}{9}=17.000\div9\approx1.889$