Roman numerals are a numbering system that was developed and used throughout the Roman Empire. This special system uses some capital letters of the Roman alphabet (I, V, X, L, C, and M) as symbols to represent certain values. Converting Arabic Numbers and Dates to Roman Numerals You can convert the natural number, for example 123 or the date in DD/MM/YYYY format, for example 10/09/2026 Converting Roman Numerals and Dates to Decimal Numbers (Arabic) You can convert the number in Roman format, for example CXXIII or date in Roman format, for example "X / IX / MMXXVI" . Roman numeral calculator You can calculate add (+), subtract (-), multiply (*) and divide (/) the number in Roman format, for example CXXIII - VI or CXXIII + VI .

Roman numeration When a symbol appears after a larger one, it is added (for example: VI = V + I = 5 + 1 = 6) When a symbol appears before a larger one, it is subtracted (for example: IX = X - I = 10 - 1 = 9) The same symbol is not used more than three times in a row. Numbers are read from left to right starting with the highest value symbols, or highest value set of symbols. Share in social networks List of the first 10,000 Roman numerals from 0 to 100