4 in Roman numerals

4 in Roman numerals is IV.

4 in Roman numerals

Pick any whole number from 1 to 3,999.

4 = \text{IV}

How to work it out

1
Take the biggest Roman value that fits, write its letter, subtract it, and repeat.
2
Here: 4 (IV) = 4.
3
Joined together: IV. (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.)

Value	Letters
4	IV

What is 4 in Roman numerals?

IV.

How do you read IV?

IV = 4 = 4.