roman numeral thing

roman numeral	decimal value
I	1
V	5
X	10
L	50
C	100
D	500
M	1000

if a number starting in 1 (I, X, C) is behind a larger character, it will be subtracting from that (XI=10-1=9, CM=1000-100=900, etc)
roman numeral =lmfao