Roman Numeral Calculator

Roman Numerals Chart
Roman Numeral	Number Value	Calculator Input
I	1	I
IV	4	IV
V	5	V
IX	9	IX
X	10	X
XL	40	XL
L	50	L
XC	90	XC
C	100	C
CD	400	CD
D	500	D
CM	900	CM
M	1,000	M
I	1,000	_I
IV	4,000	_I_V
V	5,000	_V
IX	9,000	_I_X
X	10,000	_X
XL	40,000	_X_L
L	50,000	_L
XC	90,000	_X_C
C	100,000	_C
CD	400,000	_C_D
D	500,000	_D
CM	900,000	_C_M
M	1,000,000	_M