Have you been confused about Lakhs, Million, Billion and Crores? Watch this video to know more...Don't Memorise brings learning to life ... ... <看更多>

The basic idea here is to create a NavigableMap from powers of 1000 to the respective number name. This map can be quickly looked up using ... ... <看更多>

I have seen million, billion, and trillion abbreviated as M, B, ... it was common to use "M" instead; "M" being the Roman Numeral for 1,000. ... <看更多>