\(\bbox[border:1px solid]
{\begin{aligned} 0.25\\ 4\overline{) 1~0~~} \\ \underline{~~~~~~8~~}\\ 20\\ \underline{~~~~~~20}\\ 0\\\\\\\\\\\\\\\\\\ \text{[유한소수]} \end{aligned}
\mskip{40mu}
\begin{aligned} \frac14 = 0.25 \end{aligned}} \mskip{80mu}
\bbox[border:1px solid]
{ \begin{aligned} 0.166\dots\\ 6\overline{) 1~0~~~~~~~~~~} \\
\underline{~~~~~6~~~~~~~~~~}\\
40~~~~~~~~\\
\underline{~~~~~~36~~~~~~~~}\\
40~~~~~~\\
\underline{~~~~~~~~36~~~~~~}\\
40~~~~\\\vdots~~~~\\
\text{[순환소수]}
\end{aligned}
\mskip{40mu}
\begin{aligned} \frac16 = 0.166\dots =0.1\dot6 \end{aligned}} \)