Cracking the Credit Card Code

shared by judithgold on Sep 22, 2011 in Economy

Cracking the Credit Card Code

shared by judithgold on Sep 22, 2011 in Economy

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This infographic explains how to validate a credit card with your mind. It tells the reader what all the different numbers on a credit card symbolize. Finally it provides a mathematical formula that t...
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Category: Economy

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Jess Bachman
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