It looks like the letter N which is the symbol for nought and nothing can't be subtracted from anything because it remains the same.
The fives (V=5, L=50, D=500) are never subtracted in Roman numerals, because, for example, VX for 5 (10-5=5) is the same value as just plain V.
It can't be represented by any symbol.Another Answer:-The symbol for zero as a Roman numeral is N but it is never needed because the positional place value of Roman numerals are self evident.
64 in Roman numerals is LXIV
c - cc = -c
Roman numerals don't have a 0 symbol and so it is an invalid arrangement of Roman numerals
The fives (V=5, L=50, D=500) are never subtracted in Roman numerals, because, for example, VX for 5 (10-5=5) is the same value as just plain V.
It can't be represented by any symbol.Another Answer:-The symbol for zero as a Roman numeral is N but it is never needed because the positional place value of Roman numerals are self evident.
64 in Roman numerals is LXIV
c - cc = -c
Roman numerals don't have a 0 symbol and so it is an invalid arrangement of Roman numerals
XHM is not a Roman numeral. There is no Roman numeral with the symbol H and although there are numerals with the symbols X and M, X would never be placed before M in a numeral.
The symbol "D" can never be repeated in Roman numerals. According to the traditional rules of Roman numerals, "D" represents the number 500. It cannot be repeated to represent larger numbers, such as 1000 or 5000.
The lack of a zero symbol creates no problems with Roman numerals.
In Roman numerals, twelve is represented by the symbol "XII".
There is no symbol in Roman numerals to represent zero.
2009 in Roman numerals is MMIX.
LXV