Wykonaj dziłania : 1) 3/5 + 1,1 + (0,9-2/5) = 2)(3/6-1i1/4)•1,4+13i1/5: 3i2/3

[latex] frac{3}{5} + 1 frac{1}{10} + ( frac{9}{10} - frac{2}{5}) = frac{6}{10} + 1 frac{1}{10} + ( frac{9}{10} - frac{4}{10}) = 1 frac{7}{10} + frac{5}{10} = 2 frac{2}{10} = 2 frac{1}{5} [/latex] [latex]( frac{3}{6} - 1 frac{1}{4}) * 1 frac{4}{10} + 13 frac{1}{5} : 3 frac{2}{3} = (- frac{3}{4}) * frac{14}{10} + frac{66}{5} * frac{3}{11} = (- frac{21}{20}) + frac{18}{5} = (- frac{21}{20})[/latex] [latex]+ frac{72}{20} = frac{51}{20} = 2 frac{11}{20} [/latex]