Сократите дроби пожалуста помогите 3) 49/105 и 27/36 4) 60/90 и 15/50

[latex] \frac{49}{105} = \frac{49:7}{105:7} = \frac{7}{15} [/latex] [latex] \frac{27}{36} = \frac{27:9}{36:9} = \frac{3}{4} =0,75[/latex] [latex] \frac{60}{90} = \frac{60:30}{90:30} = \frac{2}{3} [/latex] [latex] \frac{15}{50} = \frac{15:5}{50:5} = \frac{3}{10} =0,3[/latex]