Вычислите: (0,75-0,25*4,2):0,2(45)+1/3.

\[= (0,75 - 1,05)\ :\frac{245 - 2}{990} + \frac{1}{3} =\]

\[= - \frac{3}{10} \bullet \frac{990}{243} + \frac{1}{3} = - \frac{11}{9} + \frac{1}{3} =\]

\[= \frac{- 11 + 3}{9} = - \frac{8}{9}\]