15 + (75 - 25) : 5 = 25 Проверка: 75 - 25 = 50, 50 : 5 = 10, 15 + 10 = 25.
72 : (9 × 8) - 1 = 0 Проверка: 9 × 8 = 72, 72 : 72 = 1, 1 - 1 = 0.
15 + (75 - 25) : 5 = 25
Проверка: 75 - 25 = 50, 50 : 5 = 10, 15 + 10 = 25.
72 : (9 × 8) - 1 = 0
Проверка: 9 × 8 = 72, 72 : 72 = 1, 1 - 1 = 0.