а)

6 \frac{6}{11} * \frac{3}{4} : 2 \frac{2}{5} * 2 \frac{1}{5}

;
б)

9 \frac{1}{3} : \frac{7}{8} * \frac{7}{16} : \frac{14}{27}

;
в)

\frac{5}{14} + \frac{18}{35} + (1 \frac{1}{4} - \frac{5}{14}) : (\frac{5}{12})^{2}

;
г)

(\frac{7}{12} - \frac{8}{15})^{2} + \frac{4}{5} * (\frac{7}{10} - \frac{9}{16})

а) 6 6 11 ∗ 3 4 : 2 2 5 ∗ 2 1 5 ; б) 9 1 3 : 7 8 ∗ 7 16 : 14 27 ; в) 5 14 + 18 35 + ( 1 1 4 − 5 14 ) : ( 5 12 ) 2 ; г) ( 7 12 − 8 15 ) 2 + 4 5 ∗ ( 7 10 − 9 16 ) .

6 \frac{6}{11} * \frac{3}{4} : 2 \frac{2}{5} * 2 \frac{1}{5} = \frac{72}{11} * \frac{3}{4} : \frac{12}{5} * \frac{11}{5} = \frac{18}{11} * \frac{3}{1} * \frac{5}{12} * \frac{11}{5} = \frac{3}{1} * \frac{3}{1} * \frac{1}{2} * \frac{1}{1} = \frac{9}{2} = 4 \frac{1}{2}

9 \frac{1}{3} : \frac{7}{8} * \frac{7}{16} : \frac{14}{27} = \frac{28}{3} * \frac{8}{7} * \frac{7}{16} * \frac{27}{14} = \frac{1}{1} * \frac{1}{1} * \frac{1}{1} * \frac{9}{1} = 9

\frac{5}{14} + \frac{18}{35} + (1 \frac{1}{4} - \frac{5}{14}) : (\frac{5}{12})^{2} = \frac{5}{14} + \frac{18}{35} + (\frac{5}{4} - \frac{5}{14}) : \frac{25}{144} = \frac{5}{14} + \frac{18}{35} + \frac{35 - 10}{28} * \frac{144}{25} = \frac{5}{14} + \frac{18}{35} + \frac{25}{28} * \frac{144}{25} = \frac{5}{14} + \frac{18}{35} + \frac{36}{7} = \frac{5 * 5 + 18 * 2 + 36 * 10}{70} = \frac{25 + 36 + 360}{70} = \frac{421}{70} = 6 \frac{1}{70}

(\frac{7}{12} - \frac{8}{15})^{2} + \frac{4}{5} * (\frac{7}{10} - \frac{9}{16}) = (\frac{7 * 5 - 8 * 4}{60})^{2} + \frac{4}{5} * \frac{7 * 16 - 9 * 10}{160} = (\frac{35 - 32}{60})^{2} + \frac{4}{5} * \frac{112 - 90}{160} = (\frac{3}{60})^{2} + \frac{4}{5} * \frac{22}{160} = (\frac{1}{20})^{2} + \frac{4}{5} * \frac{11}{80} = \frac{1}{400} + \frac{1}{5} * \frac{11}{20} = \frac{1}{400} + \frac{11}{100} = \frac{1 + 44}{400} = \frac{45}{400} = \frac{9}{80}