10075/647 : 25 = (100 * 647 + 75) / 647 : 25 = (64700 + 75) / 647 : 25 = 64775 / 647 : 25 = 64775 / 647 * 1/25 = 64775 / (647 * 25) = 64775 / 16175 = 2591 / 647 = 4 1/647
Ответ: 4 1/647