On Converting between Arabic and Roman Numbers we get:
490 in roman numerals is written as : CDXC
where 400=CD
XC=90.
CDXC
The Roman numeral CDXC represents the number 490. C (100) is subtracted from D (500) to give 400, and XC (90) is added to 400 to get 490.
In todays notation of Roman numerals they represent 490
Not a proper Roman numeral. D is 500. X is ten It could be 510. Or it could be in improper attempt to write 490 (which would be CDXC).
CCCLX is the number 280 in roman numerals. This number is used to represent what roman used to write.
CDXC
cdxc 400+90
The Roman numeral CDXC represents the number 490. C (100) is subtracted from D (500) to give 400, and XC (90) is added to 400 to get 490.
In todays notation of Roman numerals they represent 490
Not a proper Roman numeral. D is 500. X is ten It could be 510. Or it could be in improper attempt to write 490 (which would be CDXC).
490 is an even number.
CDXC
CCCLX is the number 280 in roman numerals. This number is used to represent what roman used to write.
Under today's rules 490 expressed in Roman numerals is CDXC but the Romans themselves would have probably preferred XD.
it is 494 D=500 XD=490 V=5 IV=4 XDIV=494
we write 5 in roman number like this :- V
It is: 2005 = MMV in Roman numerals