Japanese Multiply Math

Japanese multiplication derives way to multiply things visually using the lines.

Japanese multiply math. Let us see with an example 12 x 31 372 visual explanation using lines draw the equivalent lines for the digits. 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. A viral tiktok video shows an old unique way to multiply using sticks. This multiplication works better for all the two digit multiples and multiplicand.

The japanese multiplication method is really just a visual way of representing those four steps. Here is an interesting method to visualize multiplication that reduces it to simple counting. Draw sets of parallel lines representing each digit of the first number to be multiplied the multiplicand see figs. It may come from china japan or somewhere else.

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. 1 and 2 further below. 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. The japanese multiplication method.

The origins of the multiplication method aren t clear.