Non-numeric combinations As Roman numerals are composed of ordinary alphabetic characters, there may sometimes be confusion with other uses of the same letters.
What is the Value of 24 in Roman Numerals? Tally-like combinations of these fixed symbols correspond to the placed digits of Arabic numerals.
The Romans never used their numerals for arithmetic, thus avoiding the need to keep a column empty with a zero symbol.
Other common uses include year numbers on monuments and buildings and copyright dates on the title screens of movies and television programs.