Roman number XCIX to decimal

The Roman number XCIX is equivalent to the number 99 (ninety-nine).

99
XCIX

XCIX = 99
The Roman numbering system (Roman numerals) was created in Ancient Rome, and was used throughout the Roman Empire. It consists of seven capital letters of the Latin alphabet: I, V, X, L, C, D and M.
Keywords: How is the number 99 in Romano, How to write 99 in Roman numerals