Roman Numeral QuizOnline version Test your knowledge of Roman numerals with this fun and educational quiz game! by Mukund Choudhary A B C D E F G H I J K L M N O P Q R S T U V W Y Z Starts with A The numeral system that uses the digits 0-9. Starts with B The number of unique digits used in a numeral system. Starts with C The process of changing a number from one numeral system to another. Starts with D A numeral system that uses base 10. Starts with E Having the same value or meaning. Starts with F A number that represents part of a whole. Starts with G An ancient civilization that used a numeral system based on letters. Starts with H A numerical value equal to 100. Starts with I A whole number that can be positive, negative, or zero. Starts with J The fifth planet from the Sun, represented by the Roman numeral V. Starts with K A ruler or monarch. Starts with L Relating to the Moon. Starts with M A period of one thousand years. Starts with N A symbol or group of symbols that represents a number. Starts with O The arrangement or sequence of numbers. Starts with P Numbers that are multiplied together. Starts with Q A Roman coin worth half of a denarius. Starts with R The action or process of calculating or estimating something. Starts with S The process of taking one number away from another. Starts with T A mark or score representing a number. Starts with U A single entity or item. Starts with V The numerical amount or worth of something. Starts with W Complete or full. Starts with Y A period of 365 or 366 days, divided into 12 months. Starts with Z The numerical value represented by the Roman numeral 0.