In the Roman numeral system, the basic "digits" are the letters I, V, X, L, C, D, and M which represent the same numbers regardless of their position.What are the rules for Roman numerals?
There are a few rules for writing numbers with Roman numerals. Repeating a numeral up to three times represents addition of the number. For example, III represents 1 + 1 + 1 = 3. Only I, X, C, and M can be repeated; V, L, and D cannot be, and there is no need to do so.Why do you use Roman numerals?
Roman numerals are commonly used in textbooks and other books for the pages preceding the first chapter as well as those in the appendices. Roman numerals are also used after names to show succession, such as with the pope and family names that are passed down through the generations.How do you type Roman numerals on the computer?
Roman numerals are typed on a standard keyboard by holding down the Shift key while inputting the corresponding lowercase version of a Roman numeral. The Caps Lock may be activated in favor of holding down the Shift key.