Question

Найдите значение выражений.

Answer 1

Ответ:

$\frac{7}{2} : \frac{14}{100} + \frac{2}{5}$ = $\frac{7*100}{2*14} + \frac{2}{5}$ = $25\frac{2}{5}$

Answer 2

Ответ:

7/2 : 0,14 + 2/5 = 25 2/5

0,14 = 14/100 = 7/50

7/2 * 50/7 = 25

19/25 : (-0,38) + 7/10 = 2 2/5

-0,38 = 38/100 = 19/50

19/25 * 50/19 = 2

2 + 2/5 = 2 2/5