What are all the Roman numeral Numbers?

Answer 1

Roman numerals....

1 = I

2 = II

3 = III

4 = IV (or IIII on old clocks, watches and sundials)

5 = V

6 = VI

7 = VII

8 = VIII

9 = IX

10 = X

20 = XX

30 = XXX

40 = XL

50 = L

60 = LX

70 = LXX

80 = LXXX

90 = XC

100 = C

500 = D

1000 = M

The numbers 11 - 19 and 21 - 29 etc follow the same pattern as the numbers 1 to 9 but preceeded by X or XX etc. The same applies to numbers preceeded by 100s or 1000s. Some examples...

14 = XIV

44 = XLIV

88 = LXXXVIII

151 = CLI

423 = CDXXIII

666 = DCLXVI

1066 = MLXVI

2009 = MMIX