Indian number system vs International number System

INDIAN AND INTERNATIONAL NUMBER SYSTEM

The main difference between the Indian number system and International number system is the placement of the separators or comas. In international numbering system, millions are written after thousands while in Indian system, lakhs are written after thousands. Indian system is followed in India, Pakistan and Bangladesh. It is still called as Indian number system owing to it Union (Indian sub-continent) during the British rule.

Million and Billion are international units of number system. This system is based on ten to the power three (103). It has a three digit split in the numbers. This system is commonly used in western countries.

Whereas,           

Lakh and Crores are Indian units of number system. This system starts with ten to the power three (103) and then is followed by two digit split after the hundredth place.

The following is the table showing the differences in the placement of separators in Indian as well as international number system: