Вычислите устно:
а)

$\begin{array}{r}\underline{\begin{array}{r}\text{50 * 2}\\ \text{- 58}\\ \text{: 14}\\ \text{+21}\\ \text{: 12}\end{array}}\\ \hfill \text{?}\hfill \end{array}$

;
б)

$\begin{array}{r}\underline{\begin{array}{r}\text{32 + 58}\\ \text{: 6}\\ \text{- 2}\\ \text{* 5}\\ \text{+ 35}\end{array}}\\ \hfill \text{?}\hfill \end{array}$

;
в)

$\begin{array}{r}\underline{\begin{array}{r}\text{32 + 25}\\ \text{: 5}\\ \text{- 9}\\ \text{* 16}\\ \text{+ 12}\end{array}}\\ \hfill \text{?}\hfill \end{array}$

;
г)

$\begin{array}{r}\underline{\begin{array}{r}\text{6 * 12}\\ \text{+ 28}\\ \text{: 10}\\ \text{- 6}\\ \text{* 15}\end{array}}\\ \hfill \text{?}\hfill \end{array}$

;
д)

$\begin{array}{r}\underline{\begin{array}{r}\text{32 : 16}\\ \text{* 25}\\ \text{+ 34}\\ \text{: 12}\\ \text{* 10}\end{array}}\\ \hfill \text{?}\hfill \end{array}$

.

Решение a

Решение б

Решение в

Решение г

Решение д