What is XXI in Roman Numerals? The Roman numeral XXI is equal to the number 21. Unlike otherRoman numerals, such asIXfor example, which require the subtractive principle method to be used - where a smaller number is written before a larger one and needs to be subtracted from this larger n...
99 is quite a difficult number to convert into Roman numerals, particularly if you are just starting out in trying to understand and learn about the Roman numbering system. This is because it is a Roman numeral which requires to subtractive principle to be utilized. More information about this...
The Roman numeral L is equal to the number 50. This means that all we need to do is add 50 on to 24 to give us the answer, which is 74 (or LXXIV in Roman numerals... again, remember the subtractive principle regardingIV (4)for this one). 2. What is XXIV – XIII? As we kno...