Question

сократите дробь используя признак делимости :1) 11/22,10/25,27/45,9/12; 3) 75/45, 38/66, 54/90, 36/84; 4) 49/56, 55/77, 26/65, 51/85

Answer 1

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=6/10=3/5
36/84=6/14=3/7
49/56=7/8
55/77=5/7
26/65=2/5