Roman number III to decimal

The Roman number III is equivalent to the number 3 (three).

3
III

III = 3
The Roman numbering system (Roman numerals) was created in Ancient Rome, and was used throughout the Roman Empire. It consists of seven capital letters of the Latin alphabet: I, V, X, L, C, D and M.
Keywords: How is the number 3 in Romano, How to write 3 in Roman numerals