11:48 AM
Want to look a lot smarter than you actually are? "Mathemagician" Arthur Benjamin is here to help. Benjamin dropped by HuffPost Live on Wednesday and gave host Caroline Modarressy-Tehrani a peek at some of the incredible tricks in his book, The Magic of Math. In the video below, watch as he explains how to calculate the square of a three-digit number faster than it would take the rest of us to grab a calculator.
Feb 23, 2016
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