99
The Roman numeral for 99 is XCIX
XCIX is the number 99 (ninety-nine).
The Roman numerals X-XCIX represent 10-99
In base-ten (Arabic) numerology, the Roman numeral XCIX, equals 99.
That depends what you want to solve for.
99
999
99
In todays modern notation of Roman numerals they represent 99
On Converting between Arabic and Roman Numbers ,we get : xcviii in roman numerals is : 98
C=100 X=10 I=1 So it is 10 before 100 (=90) plus 1 before 10 (=9) . Thus the answer in ARABIC numerals is "99", while of cause XCIX in ROMAN numerals is "XCIX"
That depends what you want to solve - what is the exact question.