Roman numerals

Roman Numerals

Values

You can keep the values in your mind as follows.
>V is the upper half of X
>C stands for centum=100, known from centimetre=cm
>L is the lower half of C, if you have some imagination
>M stands for mille=1000, known from millimetre=mm
>D is the right half of (I), an old writing of 1000

History

The roman numerals were not fixed until the first century but the exact year that roman numerals were discovered is unknown. Roman Numerals were meant to have originated from tally sticks that were used by the Dalmatian and Italian Shepherds.

Symbols

 The symbols are technically the letters from the alphabet there is X V I C L and so on, but ‘I’ cannot go 4 times in one number. This is an example.