tính 666 - 333

\(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{666}\\{333}\end{array}} \\\,\,\,\,333\end{array}\)

\(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{588}\\{477}\end{array}} \\\,\,\,\,111\end{array}\)

\(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{275}\\{115}\end{array}} \\\,\,\,\,160\end{array}\)

\(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{875}\\{555}\end{array}} \\\,\,\,\,320\end{array}\)

\(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{459}\\{216}\end{array}} \\\,\,\,\,243\end{array}\)

\(\begin{array}{l}\underline { - \begin{array}{*{20}{c}}{987}\\{654}\end{array}} \\\,\,\,\,333\end{array}\)