## What is 421 in Roman Numerals?

### A: CDXXI

421 = CDXXI

Your question is, "What is 421 in Roman Numerals?", and the answer is 'CDXXI'. Here we will explain how to convert, write and read the number 421 in the correct Roman numeral figure format.

## How is 421 converted to Roman numerals?

To convert 421 to Roman Numerals the conversion involves you to split it up into place values (ones, tens, hundreds, thousands), like this:

Place ValueNumberRoman Numeral
Conversion400 + 20 + 1CD + XX + I
Hundreds400CD
Tens20XX
Ones1I

## How to write 421 in Roman numerals?

To write 421 in Roman numerals correctly you combine the values together. The highest numerals should always precede the lower numerals in order of precedence to give you the correct written combination, like in the table above (top to bottom). like this:

CD+XX+I = CDXXI

## How do you read 421 as Roman numerals

To correctly read the number 421 as the Roman numeral CDXXI, It must be read as it is written; from left to right and from high to low numbers.

It is incorrect to use the Roman symbol CDXXI in a text, unless it represents an ordinal value. In any other usage case it should be written in the normal format (arabic number) 421.

## More from Roman Numerals.co

422 in Roman numerals

Now you understand how to read and write 421 in Roman Numerals, see how the number 422 is written.

Convert Another Number