In the same order as asked, "MCMLXXVII/I/I" The "/" is just to separate, and is not to deal with the roman numerals in any way.
MCMLXXVII
1977 in roman numerals is MCMLXXVII.
1977 = MCMLXXVII 1978 = MCMLXXVIII
In today's modern notation of them: IV-XXX-MCMLXXVII
It is already in Roman numerals and in today's terms it represents 1977
MCMLXXVII
1977 in roman numerals is MCMLXXVII.
1977 = MCMLXXVII 1978 = MCMLXXVIII
In today's modern notation of them: IV-XXX-MCMLXXVII
It is already in Roman numerals and in today's terms it represents 1977
12 = xii 10 = x 1977 = mcmlxxvii except in capitals, which the site won't allow for some reason.
MCMLXXVII
In today's modern notation of Roman numerals they are the equivalent of 12-11-1977
November 11 = XI 1977=MCMLXXVII
XVII is 17 X is 10 MCMLXXVII is 1977 However, the date October 17, 1977 would be in Roman vernacular: Dies Lunae, a.d. IV Non. Oct. MMDCCXXX a.u.c.
XII-XXII-MCMLXXVII
XI IX MCMLXXVII