Вычислите устно:
а)

$\begin{array}{r}\underline{\begin{array}{r}\text{12 * 8}\\ \text{+ 14}\\ \text{: 11}\\ \text{* 15}\\ \text{: 25}\end{array}}\\ \hfill \text{?}\hfill \end{array}$

;
б)

$\begin{array}{r}\underline{\begin{array}{r}\text{16 * 3}\\ \text{: 12}\\ \text{* 13}\\ \text{+ 38}\\ \text{: 18}\end{array}}\\ \hfill \text{?}\hfill \end{array}$

;
в)

$\begin{array}{r}\underline{\begin{array}{r}\text{1 : 2}\\ \text{* 0,6}\\ \text{+ 6}\\ \text{: 0,7}\\ \text{- 3,4}\end{array}}\\ \hfill \text{?}\hfill \end{array}$

;
г)

$\begin{array}{r}\underline{\begin{array}{r}\text{3,2 - 2}\\ \text{* 5}\\ \text{: 0,1}\\ \text{: 1,5}\\ \text{* 0,01}\end{array}}\\ \hfill \text{?}\hfill \end{array}$

;
д)

$\begin{array}{r}\underline{\begin{array}{r}\text{3,5 + 2,5}\\ \text{: 20}\\ \text{* 12}\\ \text{- 3}\\ \text{* 0,5}\end{array}}\\ \hfill \text{?}\hfill \end{array}$

.

Решение a

Решение б

Решение в

Решение г

Решение д