# What is 4 in roman numerals

What is the roman numerals for the number four.

The I roman numeral is equal to the number 1:

I = 1

The V roman numeral is equal to the number 5:

V = 5

Four is equal to five minus one:

4 = 5 - 1

IV is equal to V minus I:

IV = V - I

So the roman numerals for the number 4 is written as IV:

4 = IV