Сократите дробь используя признаки делимости 11/22 ,10/25,,27/45,9/12,75/45,38/66,54/90,36/84

11/22 = 1/2
10/25 = 2/5
27/45 = 3/5
9/12 = 3/4
75/45 = 5/3
38/66 = 19/33
54/90 = 3/5
36/84 = 3/7

11/22=1/2
10/25=2/5
27/45=3/5
9/12=3/4
75/45=15/9=5/3=1 2/3
38/66=19/33
54/90=6/10=3/5
36/84=6/14=3/7