It's All Mathematics

Yea, so, you're going to have to go full screen to appreciate the 'Beauty of Mathematics'.

The Easiest Way To Do Maths

Vedic math is an amazing (and ancient) Indian method that is used to solve math equations quickly and simply. But, FYI, calculators still rule.

Maths Before Calculators

Good luck keeping up. I got lost pretty quickly on this video.

On a side note, judging by the length of the guys shirt sleeves, dude is either a 90s hip hop fan or has very recently dropped a ton of weight.