18 + 36 : 9 = 22
(18 + 36) : 9 = 6
250 − (36 + 48) = 166
9 * 2 : 6 = 3
Вычисления:
18 + 36 : 9 = 22
36 : 9 = 4
18 + 4 = 22
(18 + 36) : 9 = 6
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}18\\ 36\end{array}}\\ \begin{array}{r}54\end{array}\end{array}$
54 : 9 = 6
250 − (36 + 48) = 166
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}36\\ 48\end{array}}\\ \begin{array}{r}84\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}-\end{array}\underline{\begin{array}{r}250\\ 84\end{array}}\\ \begin{array}{r}166\end{array}\end{array}$
9 * 2 : 6 = 3
9 * 2 = 18
18 : 6 = 3