Дроби 1/2 3/4 5/8 7/12 приведите к знаменателю 24
1/2 = 12/24 ( 24 : 2 = 12; 12 * 1 = 12 ) ------------- 3/4 = 18/24 ( 24 : 4 = 6 ; 6 * 3 = 18 ) ------------- 5/8 = 15/24 ( 24 : 8 = 3 ; 5 * 3 = 15 ) -------------- 7/12 = 14/24 ( 24 : 12 = 2 ; 7 * 2 = 14 )