1. Roman Press Ctrl-A ©2009 – Not to be sold/Free to use Stage 4 -Year 7

2. Roman Numbers WEB Calculator I1 V5 X10 L50 C100 D500 M1000 When I, X or C are in front of a larger number we subtract them. XL = 50 – 10 =40 IX = 10 – 1 =9 XC = 100 – 10 =90 otherwise we add them. LX = 50 + 10 =60 XI = 10 + 1 =11 CX = 100 + 10 =110 E.g. 2008 = MMVIII Mathmatica Player

3. Roman Numbers WEB CalculatorXIX CMX CLIX 910 159 19 Click on Roman Soldiers shield to find the answer.

4. Roman Numbers WEB CalculatorDLXI DXL CLIX 159 540 561 Click on Roman Soldiers shield to find the answer.