What number is 21 in Roman numerals?

Your question is: what is the number 21 in Roman numerals? Learn how to convert the normal number 21 into a correct translation of the Roman numeral.

The normal number 21 is identical to the Roman numeral XXI

XXI = 21

How to convert 21 to Roman numerals?

To convert the number 21 into Roman numerals, the translation involves dividing the number into place values (units, tens, hundreds, thousands), like this:

Place valueNumberRoman numbers
Conversion20 + 1XX + I
Dozens20XX
Ones1I

How do you write 21 in Roman numerals?

To write the number 21 as Roman numerals correctly, combine the normal converted numbers. Higher numbers should always precede the lower numbers to provide you with the correct written translation, as shown in the table above.

20+1 = (XXI) = 21

31 in Roman Numerals


Convert another normal number to Roman numbers.