31.
32
100 = C as a Roman numeral
The simplest solution is to convert the Roman numerals to their Hindu-Arabic equivalents, perform the maths upon them, and convert the result back to a Roman numeral.
145Improved Answer:-It is: XLV = 45
C is 100, L is 50, X is 10, V is 5 and I is 1. This would convert to CCLXXXVII.
The M represents 1000 and the D is 500. This would convert to MMMCDLV in Roman numerals.
The M represents 1000 and the D is 500. This would convert to MMMCDLXXXV in Roman numerals.
The M represents 1000 and the L is 50. This would convert to MMCCLVI in Roman numerals.
The M represents 1000 and the C is 100. This would convert to MCCXXVII in Roman numerals.
The M represents 1000 and the V is 5. This would convert to MMMIV in Roman numerals.
Roman numerals are represented by alphabetic characters. To convert Roman numbers to regular numbers one must know the numerical value of each character utilized in the Roman numeral set.