Esitä murtolukuna luku [[$ \text{0,11}\overline{392}$]].
Ratkaisu:
[[$$\begin{align}x&=\text{0,11392392}...\\100000x&=\text{11392,392}...\\99900x&=\text{11392,392}...-\text{11,392}...\\x&=\frac{11381}{99900}\end{align}$$]]