Roman Numerals Chart

Roman Numbers 1 to 1000

Roman Numeral	Value
I	1
V	5
X	10
L	50
C	100
D	500
M	1,000

Roman Numerals with Line Over

Roman Numeral	Value
V̅	5,000
X̅	10,000
L̅	50,000
C̅	100,000
D̅	500,000
M̅	1,000,000

In the Roman numeral system, when a numeral has a line over it, its value is multiplied by 1,000. For example, V̅ signifies 5,000. This extension to the Roman numeral system wasn't widely used, but adding the overhead line will generally convey the correct idea to a knowledgeable modern audience.