Question

Express the following into Hindu-Arabic system:

$\mathrm{CCCLXXXIII}$

Answer 1

Here,

$$\begin{gathered} \mathrm{CCC}=100+100+100=300 \\ \mathrm{LXXX}=50+10+10+10=80 \\ \mathrm{III}=3 \end{gathered}$$

So, $\mathrm{CCCLXXXIII}=300+80+3$

$\therefore \mathrm{CCCLXXXIII}=383$