Question

1 примерчик. Именно РАСПИСАТЬ

Answer 1

$1\frac{4}{5} :2\frac{4}{25} :1\frac{19}{66} =\frac{11}{17}$

$1) 1\frac{4}{5} :2\frac{4}{25} =\frac{9}{5}:\frac{54}{25}=\frac{9*25}{5*54}=\frac{1*5}{1*6} =\frac{5}{6}$

$2) \frac{5}{6}:1\frac{19}{66} =\frac{5}{6}:\frac{85}{66}=\frac{5*66}{6*85}=\frac{1*11}{1*17} =\frac{11}{17}$