Roman Numeral Conversion to Decimal

The following conversion table shows the equivalent decimal value for Roman Numerals

DecimalNumeralDecimalNumeralDecimalNumeral
1I11XI30XXX
2II12XII40XL
3III13XIII50L
4IV14XIV60LX
5V15XV70LXX
6VI16XVI80LXXX
7VII17XVII90XC
8VIII18XVIII100C
9IX19XIX500D
10X20XX1000M