8 years old because in part one sasuke was 13 and itachi 18. Giving that itachi killed his clan was he was 13 Ты subtract 18 from 13 which gives Ты 5 giveing the difference in age. Finally Ты subtract 13 and 5 to get the finnaly answer of 8. Its a tough Вопрос Ты cant find the answer any where soooo Ты have to relay on figure it out another way
10 because Наруто was 10 when he left with jiraiya to train for two years and sasuke was older than Наруто and their team went on mission for 3 years unto sasuke left and their both 16 now.
