I’m not sure if this is actually how the Japanese multiply, as the video claims. I am sure, however, that it is now the way that I multiply. All this time I’ve been doing math when I could’ve just been counting!
As soon as I watched this video I whipped out a pen and a pad of paper and said to my wife, “Want to see something cool???” She displayed a surprising lack of enthusiasm.
[Via Gizmodo]