6. Решить с проверкой.

\( \begin{array}{c} \phantom{00}37 \\ + \phantom{00}45 \\ \hline \phantom{00}82 \end{array} \)

\( \begin{array}{c} \phantom{00}92 \\ - \phantom{00}47 \\ \hline \phantom{00}45 \end{array} \)

\( \begin{array}{c} \phantom{00}54 \\ + \phantom{00}26 \\ \hline \phantom{00}80 \end{array} \)