CD = 400
XL=400 * * * * * No. XL is the Roman number 40. 400 is CD.
CD = -100+500 = 400
It is: CD = 500-100 = 400
CD = 400
400
CD
If you mean CD plus DC then in Roman numerals they add up to M meaning 400 plus 600 = 1000
The roman numerals "CD" represent the number 400. It is formed by combining the symbols for 100 (C) and 500 (D) with a subtraction rule, resulting in a value of 500 - 100 = 400.
400 = CD
CD
The number one is I in roman numerals.
A does not have an equivalent in Roman numerals.