Постепенно заполни каждый шаг деления!

\(\begin{array}{ll} \,\left.\begin{array}{l} \,\,\,\,\,\,\,804 \\ \underline{\,\square \,\,\,} \end{array}\right|\begin{array}{l} \underline{12} \\ \square \end{array} \\ \underline{\begin{array}{l} \,\,\,\,\,\,\square \\ \,\,\,\,\,\,\square \end{array}} \\ \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,0 \end{array}\)