Divide :

0.1728 ÷ 72

On dividing 0.1728 by 72, we get:

$\begin{array}{r} 0.0024 \ 72 \overline{\smash{)} 0.1728 } \ \underline{0}\phantom{.0000} \ 172\phantom{0} \ \underline{144}\phantom{0} \ 288 \ \underline{288} \ 0 \phantom{.} \end{array}$

Hence, 0.1728 ÷ 72 = 0.0024