MCM stands for 1900. M is 1000. C is 100.
Because a smaller lies before a bigger roman numeral you must substract.
So 1000 + (1000-100) = 1900 or MCM.
1930
1900 is written in Roman numerals as MCM.
MCM is 1900
MCM
It means : 1900 30 7 Its probably a date.
1930
1100
In today's terms the Roman numerals MCM converted into Hindu-Arabic numerals are 1900.
MCM-MCMXLV
1900- MCM This is the reason 1900 is MCM in Roman numerals; M represents 1000 and CM represents 900.
That is not a correct Roman Numeral. If it is MMV it would be 2005. If it is MCM it would be 1900.
___ ___ MCM (It is MCM with two lines over it, not necessarily as far a apart as above.)