I have some speed math methods put up HERE. If you know any more methods Mail them to me at harish_an@yahoo.com.

This blog is derived from the discussions from this Yahoogroup. The target audience is people giving their CAT exam. But it doesnt matter if you dont!!
This is updated by Girish and Harish. Let us know if there is some error or if you ahve some interesting problem to be added. Also check out the Links.