304 in Roman numerals

304 in Roman numerals is CCCIV.

Pick any whole number from 1 to 3,999.

304 = \text{CCCIV}

How to work it out

1
Take the biggest Roman value that fits, write its letter, subtract it, and repeat.
2
Here: 100 (C) + 100 (C) + 100 (C) + 4 (IV) = 304.
3
Joined together: CCCIV. (Four of the same letter in a row is never used: 4 is IV, 9 is IX, 40 is XL, 90 is XC, 400 is CD, 900 is CM.)

What is 304 in Roman numerals?

CCCIV.

How do you read CCCIV?

CCCIV = 100 + 100 + 100 + 4 = 304.