Приведите дроби к знаменателю 50, 7/10;14/100;3/5,и 13/25;130/500;1/2
7/10 = 35/50 14/100 = 7/50 3/5 = 30/50 13/25 = 26/50 130/500 = 13/50 1/2 = 25/50