CDXLIII
400 is 100 less than 500 = C before D
40 is 10 less than 50 = X before L
3 is 1 + 1 + 1 = III
Nowadays 443 as a Roman numeral is considered to be CDXLIII but the ancient Roman would have notated it quite differently
CDXLIII
the answer to what is the roman numeral for 101 is CI
XXV is the Roman Numeral for 25
324 written in roman numeral is CCCXXIV
No, K is not a roman numeral.
There is not a Roman Numeral for 0.
The roman numeral for one is I.
Vivid is not a Roman numeral
M is a roman numeral that represents 1000.
V is a roman numeral representing the number 5.
The number 80 is represented by the Roman numeral LXXX