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In these videos we talk about percentage changes. We discuss tips and tricks to convert percentages to fractions and vice versa. We discuss how a percentage change in one factor can be nullified with a percentage change in another factor and few other related ideas.

These videos belong to the Arithmetic section of Quantitative Aptitude for the Common Admission Test (CAT). Please note that CAT 2009 is going to be online and a computer based test.