There are 3 of those numerals and they are: x,x1,x11,cx
In todays modern notation of Roman numerals: CMXCVII
In todays modern configuration of Roman numerals: 1364 = MCCCLXIV
In todays modern usage of Roman numerals they represent 1985
In todays modern usage of Roman numerals: MMCXLIII
In todays modern notation of Roman numerals it is: MCMLVI
In todays modern notation of Roman numerals: CMXCVII
In todays modern configuration of Roman numerals: 1364 = MCCCLXIV
In todays modern usage of Roman numerals they represent 1985
In todays modern notation of Roman numerals they represent: 1428
They represent 3219 in todays modern notation of Roman numerals
In todays modern usage of Roman numerals: MMCXLIII
In todays modern notation of Roman numerals it is: MCMLVI
W existed in the "medieval roman numerals", they were different from the modern roman numerals we know and use today. W was 800, in modern roman numerals that would be DCCC.
It is todays modern usage of Roman numerals which is the equivalent of 2697 in Hindu-Arabic numerals.
In todays modern notation of Roman numerals they represent: 3848
In today's modern notation it is: DXCVI
In today's modern usage of Roman numerals they are: (IX)DCCLIX = 9,759