Great Math Tricks: How to perform fast calculation in head without a calculator

 Sribatsa Das holds a Bachelors and Masters in Computer Science. He holds an MBA from New York University’s Leonard N. Stern School of Business in Finance and Strategy.  Sribatsa’s passion is technology. He strives at bringing technological innovative products to life every day leveraging his long technology career and finance education.

After 20+ years long stint in IT and consulting, he embarked upon entrepreneurship. He launched Business Compass® LLC mobile app start-up venture in 2008. This start-up has launched 200+ mobile apps. MBA Sidekick, Mobile Statistics Professor® and Altman Z-Score+ are his key innovations. MBA Sidekick offers a full array of analytical tools to MBA students and professionals. MBA Statistics Professor provides tools to carry out college and MBA level statistical analysis. Altman Z-Score+ analyzes credit risk of companies worldwide including bond rating equivalent and up to 10 years of default probability. This product is available on Bloomberg terminal via APPS ALTMAN <GO> command. Business Compass LLC’s web sites are http://businesscompassllc.com and http://altmanzscoreplus.com. More details about this book including templates can be found at http://businesscompassllc.com/books.