Math Trick Multiply Using Lines

http://www.youtube.com/watch?v=0SZw8jpfAk0

Published on May 9, 2014

You may like my ebook about Math Puzzles on Amazon: http://amzn.to/1bhEsnZ

Some people say this is "how the Japanese multiply." Others say this is "Vedic Math." I'm not sure of the origin, but this is a visual way to multiply two numbers and it does work.

This must be how the most interesting man in the world does math. "I don't always multiply numbers by hand, but when I do, I use this trick."

I've explained why the method works in this post: http://mindyourdecisions.com/blog/201...

 Category

Education

License

Standard YouTube License