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 for the championship game.

Super Bowl 59, officially known as Super Bowl LIX, will kick off on Sunday night at 6:30 p.m. ET from New Orleans' Superdome.

So, you're a little bit confused about Roman numerals. Don't worry. There is an expert here to help you understand this Super Bowl nonsense. Roman numerals can be summarized ... Roman numerals are ...

While the use of a classical numeral system contributes somewhat to the gravitas surrounding each Super Bowl, it's always important to remember exactly why the NFL's championship game uses the Roman ...