The date 09-11-06 can be written in Roman numerals as IX.XI.VI. The full date 09-11-2006 would be IX.XI.MMVI
The Roman numerals for the date 06-03-2006 are VI.III.MCMVI
VI/II/MCMLXXIX
12-06-91 = XII-VI-XCI
In today's notation: VI-XXI-MCMLXXXIII
16 08 1990
The date 09-11-06 can be written in Roman numerals as IX.XI.VI. The full date 09-11-2006 would be IX.XI.MMVI
The Roman numerals for the date 06-03-2006 are VI.III.MCMVI
VI/II/MCMLXXIX
You could write that as I-VI-MMV
12-06-91 = XII-VI-XCI
In today's notation: VI-XXI-MCMLXXXIII
11 is XI 6 is VI 1990 is MCMXC
It is: 06 = VI
The date 13-06-2009 in Roman numerals would be XIII.VI.MMIX
The date 18-06-1990 in Roman numerals would be XVIII.VI.MCMXC
The date 01-06-1981 in Roman numerals is I.VI.MCMLXXXI