If you hate doing long multiplication, try this brilliant method—you won’t need a calculator!

Math is a dynamic field, and there are dozens of ways to learn your multiplication tables. This clever video shows one way how children in Japan learn multiplication.

Quick, what is 21 times 23? Can you do it in your head, or do you need to pull out a paper and pencil? If you need to grab some tools and hate using long multiplication, or division, here’s an amazing alternative for you to consider.

The method consists of intersecting lines, which correlate to the numbers in the problem, and then sectioning off the pseudo-graph and adding up the number of points of intersection.

Confused? Check out the clip to see the methodology behind this clever multiplication process.

Video Credit: Facebook | Did you know?.

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