Roman numerals are a numeral system which was used in Ancient Rome. It uses letters instead of numbers to represent values. You may have seen Roman numerals on clocks and on TV or film credits.

Super Bowl LIX kicks off on Sunday. What number is that, though? Here's how to use Roman numerals and why the NFL uses them ...

The Super Bowl uses Roman numerals to identify each version of the game, which can confuse viewers trying to read the old ...

You're probably not alone, as the Roman numeral system is taught ... D and M — stand for the numbers 1, 5, 10, 50, 100, 500 ...

The use of Roman numerals did not become an NFL tradition until Super Bowl V in 1971. The first two Super Bowls were known as ...

Roman numerals get nine by putting I, which equals 1, before X, which equals 10, to essentially indicated 10-1=9. For comparison, when I appears after X, as in XI, that indicates 10 + 1 ...