IX-V-XMMI
October 18th, 1991 written in roman numerals is: X/XVIII/MCMXCI
In todays modern notation of Roman numerals 1991 = MCMXCIBut the ancient Romans would have notated them quite differently
July 9, 1991 in roman numerals is written as VII-IX-MCMXCI.
In today's notation of Roman numerals: XIV-V-MCMXCI
July 27, 1991, in Roman numerals is written as XXVII.VII.MCMXCI.
October 18th, 1991 written in roman numerals is: X/XVIII/MCMXCI
In todays modern notation of Roman numerals 1991 = MCMXCIBut the ancient Romans would have notated them quite differently
July 9, 1991 in roman numerals is written as VII-IX-MCMXCI.
In today's notation of Roman numerals: XIV-V-MCMXCI
July 27, 1991, in Roman numerals is written as XXVII.VII.MCMXCI.
MCMXCI is the number 1991 in Roman numerals.
IX-XXII-CMXCIImproved Answer:-In todays notation of Roman numerals 1991 is MCMXCI and not CMXCI which represents 991
I-XXVII-MCMXCI
MXMIImproved Answer:-In today's notation of Roman numerals 1991 = MCMXCI
10th September 1991 would be X. IX. MCMXCI.
IV-XXIX-MCMXCI
VI-III-MCMXCI