Задание 79

Найдём частное: 1) 9 ÷ 7 = 9/7. 2) 3/4 ÷ 2/3 = (3/4) * (3/2) = 9/8. 3) 1/3 ÷ 1/6 = (1/3) * (6/1) = 2. 4) 3/5 ÷ 1/2 = (3/5) * (2/1) = 6/5. 5) 2 + 3/5 = 10/5 + 3/5 = 13/5. Ответы: 9/7, 9/8, 2, 6/5, 13/5.