Question

1-3 столбик выполнить
Примеры:
А) 3/8 : 5/7 = 3/8 * 7/5 = 21/40
Б) 1/5 : 3/4 = 1/5 * 4/3 =4/15
Е) 7/8 : 2 = 7/8 : 2/1 =7/8 * 1/2 = 7/16
Ж) 3/8 : 3 = 3/8 : 3/1 = 3/8 * 1/3 =1/8
Л) 3 1/2 : 2/3 = 7/2 : 2/3 = 7/2 * 3/2 = 21/4 = 5 1/4