Условие:

Выполни действия с проверкой.
345008 − 269871;
126547 − 79652;
182 * 3;
247 * 4;
208 * 4;
109 * 8.

345008 − 269871 = 75137
$\begin{array}{r}\begin{array}{r}-\end{array}\underline{\begin{array}{r}345008\\ 269871\end{array}}\\ \begin{array}{r}75137\end{array}\end{array}$
Проверка:
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}269871\\ 75137\end{array}}\\ \begin{array}{r}345008\end{array}\end{array}$
 
126547 − 79652 = 46895
$\begin{array}{r}\begin{array}{r}-\end{array}\underline{\begin{array}{r}126547\\ 79652\end{array}}\\ \begin{array}{r}46895\end{array}\end{array}$
Проверка:
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}79652\\ 46895\end{array}}\\ \begin{array}{r}126547\end{array}\end{array}$
 
182 * 3 = 546
$\begin{array}{r}\times \underset{¯}{\begin{array}{r}182\\ 3\end{array}}\\ 546\end{array}$
Проверка:
$\begin{array}{cc}\begin{array}{l}\underset{¯}{\phantom{0}}546\\ \phantom{0}\underset{¯}{3}\\ \underset{¯}{\phantom{0}}24\\ \phantom{0}\underset{¯}{24}\\ \phantom{00}\underset{¯}{\phantom{0}}6\\ \phantom{000}\underset{¯}{6}\\ \phantom{000}0\end{array}& \begin{array}{l}\overline{)3}\\ \overline{\overline{)182}}\end{array}\end{array}$
 
247 * 4 = 988
$\begin{array}{r}\times \underset{¯}{\begin{array}{r}247\\ 4\end{array}}\\ 988\end{array}$
Проверка:
$\begin{array}{cc}\begin{array}{l}\underset{¯}{\phantom{0}}988\\ \phantom{0}\underset{¯}{8}\\ \underset{¯}{\phantom{0}}18\\ \phantom{0}\underset{¯}{16}\\ \phantom{0}\underset{¯}{\phantom{0}}28\\ \phantom{00}\underset{¯}{28}\\ \phantom{000}0\end{array}& \begin{array}{l}\overline{)4}\\ \overline{\overline{)247}}\end{array}\end{array}$
 
208 * 4 = 832
$\begin{array}{r}\times \underset{¯}{\begin{array}{r}208\\ 4\end{array}}\\ 832\end{array}$
Проверка:
$\begin{array}{cc}\begin{array}{l}\underset{¯}{\phantom{0}}832\\ \phantom{0}\underset{¯}{8}\\ \phantom{0}\underset{¯}{\phantom{0}}3\\ \phantom{00}\underset{¯}{0}\\ \phantom{0}\underset{¯}{\phantom{0}}32\\ \phantom{00}\underset{¯}{32}\\ \phantom{000}0\end{array}& \begin{array}{l}\overline{)4}\\ \overline{\overline{)208}}\end{array}\end{array}$
 
109 * 8 = 872
$\begin{array}{r}\times \underset{¯}{\begin{array}{r}109\\ 8\end{array}}\\ 872\end{array}$
Проверка:
$\begin{array}{cc}\begin{array}{l}\underset{¯}{\phantom{0}}872\\ \phantom{0}\underset{¯}{8}\\ \phantom{0}\underset{¯}{\phantom{0}}7\\ \phantom{00}\underset{¯}{0}\\ \phantom{0}\underset{¯}{\phantom{0}}72\\ \phantom{00}\underset{¯}{72}\\ \phantom{000}0\end{array}& \begin{array}{l}\overline{)8}\\ \overline{\overline{)109}}\end{array}\end{array}$