Помогите с 4 пожалуйста срочно

[latex] \frac{(0,5:1,25+ \frac{7}{5}:1 \frac{4}{7}- \frac{3}{11})*3}{(1,5+ \frac{1}{4}:18 \frac{1}{3} ) } =32\\\\1)0,5:1,25= \frac{5*100}{10*125} = \frac{10}{25}= \frac{2}{5}\\\\2) \frac{7}{5} : 1\frac{4}{7}= \frac{7*7}{5*11} = \frac{49}{55}\\\\3) \frac{2}{5} + \frac{49}{55} - \frac{3}{11}= \frac{22+49-15}{55}= \frac{56}{55} \\\\4)\frac{3*56}{55}= \frac{168}{55}\\\\5) \frac{15}{10} + \frac{1}{4}= \frac{30+5}{20} = \frac{35}{20}[/latex][latex]6) \frac{35}{20} : \frac{55}{3}= \frac{35*3}{20*55}= \frac{21}{220}\\\\7) \frac{168}{55} : \frac{21}{220}= \frac{168*20*11}{55*21} =32[/latex]