Mental Math

Tuesday, June 4, 2013

Part of being a rockstar means that you get to make cool videos. I'm not sure how cool these videos are, but I made a whole series of math videos in the style of the Khan Academy where I teach mental math.

What is mental math you ask? Well, it is a series of tricks you can do with numbers to make your friends think that you are a savant. Beyond that, some of them are amazingly useful. Here is one of my favorites:

So, if you ever wanted to be able to multiply 63 times 67 in your head and have the answer (4221) in under 3 seconds, check out the videos.

Mental Math Videos by Frinky Labs


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