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а) [latex] \frac{1}{3} + 0.3 = \frac{1}{3} + \frac{3}{10} = \frac{10}{30} + \frac{9}{30} = \frac{19}{30} [/latex] б) [latex] \frac{3}{5} - 0,76 = \frac{3}{5} - \frac{76}{100} = \frac{60}{100} - \frac{76}{100} = \frac{-16}{100} = \frac{-4}{25} = -0,16[/latex] в)[latex] \frac{1}{6} - 0.5 = \frac{-1}{6} - \frac{5}{10} = \frac{-5}{30} - \frac{15}{30} = -\frac{20}{30} = -\frac{2}{3} [/latex] д)[latex] \frac{3}{20} - 0,95 = \frac{3}{20} - \frac{95}{100} = \frac{15}{100} - \frac{95}{100} = \frac{-80}{100} = -\frac{4}{5} = -0.8[/latex]