What are Hindu Arabic numeral system and roman system?

Because the Hindu-Arabic numeral system contained a nought figure which made arithmetical calculations a lot easier to work out.

The Hindu-Arabic numeral system is based on: 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9The Roman numeral systen is based on: I, V, X, L, C, D and M

The Hindu/Arabic number system is the one which is used in most of the countries of the world. The numbers used are; 1, 2, 3, 4, 5, 6, 7, 8, 9 and 0.

The Arabic numeral system is the one used in most countries of the world and it based on the numbers; 1, 2, 3, 4 ,5, 6, 7, 8, 9 and 0. The numbers have place values based on multiples of 10. The...

Some of them are:-No need for a zero figureLess symbols are neededNo requirement for using more then four repetetive symbolsAddition and subtraction less complicatedSome numbers can be marked in two...