0 . 3 3 3 . . . . ------------------------------------- 3 | 1 . 0 0 0 . . . | | 0 . ---------------- 1 0 0 9 ------------ 1 0 9 ------- 1 0 . . .
= 0.33333... (decimal 3 is periodic) = 33.3333....% (decimasl 3 is periodic).