The date of birth 19101989 in Roman numerals is XIX.X.MCMXCIX.
The date of birth 05041971 in Roman numerals is V.IV.MCMLXXI.
1100
Under today's rules: September-XXVII-MCMLXXX September is the IX month.
March- III 27- XXVII 1992- MCMXCII
Convert from Roman numerals to Arabic numerals, add, convert back to Roman numerals.
1100 in Roman numerals is MC and 1135 in Roman numerals is MCXXXV
The M represents 1000 and the L is 50. This would convert to XXII.VII.MCMLXXXIX.
The date of birth 19101989 in Roman numerals is XIX.X.MCMXCIX.
The date of birth 05041971 in Roman numerals is V.IV.MCMLXXI.
MMX
1100
Under today's rules: September-XXVII-MCMLXXX September is the IX month.
The M represents 1000 and the L is 50. This would convert to XXI.XI.MCMLXXXIII.
March- III 27- XXVII 1992- MCMXCII
I would convert them back into Hindu-Arabic numerals, do the addition and then convert the answer to Roman numerals.
The number 2011 converts to MMXI in Roman numerals.