What are the differences between your number system and the roman number system?

Answer:
A nought figure is not needed in the Roman numeral system because the positional place value of these numerals are self evident.

A nought figure is needed in the Arabic numeral system (the numbers we use today) to identify the positional place value of these numerals.
First answer by David Gambell. Last edit by David Gambell. Contributor trust: 167 [recommend contributor recommended]. Question popularity: 2 [recommend question].