Question

Помогите пожалуйста номер 189

Answer 1

$\frac{24}{63} =\frac{8}{21}\\\\ \frac{33}{99} =\frac{1}{3} \\\\\frac{98}{490} =\frac{1}{5}\\\\ \frac{18}{48} =\frac{3}{8}\\\\\ \frac{66}{45} =\frac{22}{15} =1\frac{7}{15} \\\\\frac{303}{505} =\frac{3}{5}$