Roman numerals are the letters used by the ancient Romans to represent numbers, for example I, IV, VIII, and XL, which represent 1, 4, 8, and
Roman numerals are still sometimes used today. Any of the numerical symbols formed with the Roman letters I, V, X, L, C, D, and M, representing respectively the numbers 1, 5, 10, 50, 100, 500, and 1000, used by the ancient Romans and still used today in certain formal contexts. a number in a system first used in ancient Rome that uses combinations of the letters I, V, X, L, C, D, and M to represent numbers Arabic numeral