Условие:

Выполни вычисления и проверь их.
4078 * 6;
8 * 5930;
73648 : 8;
27420 : 6;
492 * 300;
7800 * 40;
51200 : 80;
34720 : 70.

4078 * 6 = 24468
$\begin{array}{r}\times \underset{¯}{\begin{array}{r}4078\\ 6\end{array}}\\ 24468\end{array}$
Проверка:
$\begin{array}{cc}\begin{array}{l}\underset{¯}{\phantom{0}}24468\\ \phantom{0}\underset{¯}{24}\\ \phantom{00}\underset{¯}{\phantom{0}}4\\ \phantom{000}\underset{¯}{0}\\ \phantom{00}\underset{¯}{\phantom{0}}46\\ \phantom{000}\underset{¯}{42}\\ \phantom{000}\underset{¯}{\phantom{0}}48\\ \phantom{0000}\underset{¯}{48}\\ \phantom{00000}0\end{array}& \begin{array}{l}\overline{)6}\\ \overline{\overline{)4078}}\end{array}\end{array}$
 
8 * 5930 = 47440
$\begin{array}{r}\begin{array}{r}\times \end{array}\underline{\begin{array}{r}5930\\ \mathrm{8 }\end{array}}\\ \begin{array}{r}\mathrm{47440 }\end{array}\end{array}$
Проверка:
$\begin{array}{cc}\begin{array}{l}\underset{¯}{\phantom{0}}47440\\ \phantom{0}\underset{¯}{40}\\ \phantom{0}\underset{¯}{\phantom{0}}74\\ \phantom{00}\underset{¯}{72}\\ \phantom{00}\underset{¯}{\phantom{0}}24\\ \phantom{000}\underset{¯}{24}\\ \phantom{0000}\underset{¯}{\phantom{0}}0\\ \phantom{00000}\underset{¯}{0}\\ \phantom{00000}0\end{array}& \begin{array}{l}\overline{)8}\\ \overline{\overline{)5930}}\end{array}\end{array}$
 
73648 : 8 = 9206
$\begin{array}{cc}\begin{array}{l}\underset{¯}{\phantom{0}}73648\\ \phantom{0}\underset{¯}{72}\\ \phantom{0}\underset{¯}{\phantom{0}}16\\ \phantom{00}\underset{¯}{16}\\ \phantom{000}\underset{¯}{\phantom{0}}4\\ \phantom{0000}\underset{¯}{0}\\ \phantom{000}\underset{¯}{\phantom{0}}48\\ \phantom{0000}\underset{¯}{48}\\ \phantom{00000}0\end{array}& \begin{array}{l}\overline{)8}\\ \overline{\overline{)9206}}\end{array}\end{array}$
Проверка:
$\begin{array}{r}\times \underset{¯}{\begin{array}{r}9206\\ 8\end{array}}\\ 73648\end{array}$
 
27420 : 6 = 4570
$\begin{array}{cc}\begin{array}{l}\underset{¯}{\phantom{0}}27420\\ \phantom{0}\underset{¯}{24}\\ \phantom{0}\underset{¯}{\phantom{0}}34\\ \phantom{00}\underset{¯}{30}\\ \phantom{00}\underset{¯}{\phantom{0}}42\\ \phantom{000}\underset{¯}{42}\\ \phantom{0000}\underset{¯}{\phantom{0}}0\\ \phantom{00000}\underset{¯}{0}\\ \phantom{00000}0\end{array}& \begin{array}{l}\overline{)6}\\ \overline{\overline{)4570}}\end{array}\end{array}$
Проверка:
$\begin{array}{r}\begin{array}{r}\times \end{array}\underline{\begin{array}{r}4570\\ \mathrm{6 }\end{array}}\\ \begin{array}{r}\mathrm{27420 }\end{array}\end{array}$
 
492 * 300 = 147600
$\begin{array}{r}\begin{array}{r}\times \end{array}\underline{\begin{array}{r}\mathrm{492 }\\ 300\end{array}}\\ \begin{array}{r}\mathrm{147600 }\end{array}\end{array}$
Проверка:
$\begin{array}{cc}\begin{array}{l}\underset{¯}{\phantom{0}}147600\\ \phantom{0}\underset{¯}{1200}\\ \phantom{0}\underset{¯}{\phantom{0}}2760\\ \phantom{00}\underset{¯}{2700}\\ \phantom{000}\underset{¯}{\phantom{0}}600\\ \phantom{0000}\underset{¯}{600}\\ \phantom{000000}0\end{array}& \begin{array}{l}\overline{)300}\\ \overline{\overline{)492}}\end{array}\end{array}$
 
7800 * 40 = 312000
$\begin{array}{r}\begin{array}{r}\times \end{array}\underline{\begin{array}{r}\mathrm{7800 }\\ \mathrm{40 }\end{array}}\\ \begin{array}{r}\mathrm{312000 }\end{array}\end{array}$
Проверка:
$\begin{array}{cc}\begin{array}{l}\underset{¯}{\phantom{0}}312000\\ \phantom{0}\underset{¯}{280}\\ \phantom{0}\underset{¯}{\phantom{0}}320\\ \phantom{00}\underset{¯}{320}\\ \phantom{0000}\underset{¯}{\phantom{0}}0\\ \phantom{00000}\underset{¯}{0}\\ \phantom{00000}\underset{¯}{\phantom{0}}0\\ \phantom{000000}\underset{¯}{0}\\ \phantom{000000}0\end{array}& \begin{array}{l}\overline{)40}\\ \overline{\overline{)7800}}\end{array}\end{array}$
 
51200 : 80 = 640
$\begin{array}{cc}\begin{array}{l}\underset{¯}{\phantom{0}}51200\\ \phantom{0}\underset{¯}{480}\\ \phantom{0}\underset{¯}{\phantom{0}}320\\ \phantom{00}\underset{¯}{320}\\ \phantom{0000}\underset{¯}{\phantom{0}}0\\ \phantom{00000}\underset{¯}{0}\\ \phantom{00000}0\end{array}& \begin{array}{l}\overline{)80}\\ \overline{\overline{)640}}\end{array}\end{array}$
Проверка:
$\begin{array}{r}\begin{array}{r}\times \end{array}\underline{\begin{array}{r}\mathrm{640 }\\ \mathrm{80 }\end{array}}\\ \begin{array}{r}\mathrm{51200 }\end{array}\end{array}$
 
34720 : 70 = 496
$\begin{array}{cc}\begin{array}{l}\underset{¯}{\phantom{0}}34720\\ \phantom{0}\underset{¯}{280}\\ \phantom{0}\underset{¯}{\phantom{0}}672\\ \phantom{00}\underset{¯}{630}\\ \phantom{00}\underset{¯}{\phantom{0}}420\\ \phantom{000}\underset{¯}{420}\\ \phantom{00000}0\end{array}& \begin{array}{l}\overline{)70}\\ \overline{\overline{)496}}\end{array}\end{array}$
Проверка:
$\begin{array}{r}\begin{array}{r}\times \end{array}\underline{\begin{array}{r}\mathrm{496 }\\ 70\end{array}}\\ \begin{array}{r}\mathrm{34720 }\end{array}\end{array}$