In today's terms of expressing Roman numerals: X-XXI-MCMLXXXIII
The number 1983 in Roman numerals would be MCMLXXXIII
You would write it as... III XXVIII MCMLXXXIII
XI-XV-MCMLXXXIII
XXVII-IV-MCMLXXXIII
XII-XVIII-MCMLXXXIII
25 = XXV 09 = IX 1983 = MCMLXXXIII
Nowadays it would be IV-II-MCMLXXXIII
XII/I/MCMLXXXIII Is December 1st 1983, XII is twelve, I is one, and MCMLXXXIII is 1983
In today's terms it is: X-XXI-MCMLXXXIII
To write 1 6 1983 in Roman numerals, you would write it as VI.X.MCMLXXXIII. VI represents 6, X represents 10, MC represents 1100, M represents 1000, LXXX represents 80, and III represents 3.
Under today's rules: XXIX-III-MCMLXXXIII
MCMLXXXIII