99 in Roman Numerals
XCIX
99 in Roman numerals is XCIX, and is spelled ninety-nine.
How 99 breaks down
To write 99 in Roman numerals, combine XC (90) and IX (9) to get XCIX.
| Value | Roman |
|---|---|
| 90 | XC |
| 9 | IX |
| 99 | XCIX |
You can open 99 in the converter or browse the full Roman numerals chart.