Japanese Multiplication

A tiktok video of a novel ancient multiplication method has gone viral.

Japanese multiplication. Teach them how to use japanese multiplication method. In order to understand how japanese multiplication works we must start back at the good old reliable method of organizing equal groups in rows and columns. Each cluster of intersections corresponds to one of the four smaller products that go into multiplying two numbers for instance the left cluster 3 1 is what gets you the 300 or 3 hundreds. Let us see with an example 12 x 31 372 visual explanation using lines draw the equivalent lines for the digits.

Japanese multiplication derives way to multiply things visually using the lines. You re right i m talking about an array. This visual math trick lets kids use lines and their intersections to see how math works and helps show that math and numbers can be fun. While the user jesslouisec calls the method japanese multiplication and some mathematicians say it s vedic.

When we say 3 times 2 that is the same as saying 3 groups of 2 and we can show these three groups as 3 rows and 2 columns or 3 columns and two rows. Here is a fun way for kids to play with math.