Сократите дроби те которые под галочками! Помогите! Даю 20 баллов!!!
36/63=4/7; 15/35 = 3/7 ; 48/68=12/17 ; 18/72 = 1/4 ; 24/70=12/35 ; 110/54=5/7; 36/60=3/5; 7/63=1/9; 20/64 =5/16; 112/144= 7/9 ; 56/140=14/35; 10/85= 2/17 ; 280/480=7/12; 17/51 = 1/3; 36/90 = 4/10; 13/65=1/5; 20/80=
20/80=1/4