how to use Japanese Multiplication method

How to use Japanese Multiplication method

Here is a fun way for kids to play with math. Teach them how to use Japanese multiplication method. 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.

 

Video how to use Japanese Multiplication method

How to use Japanese Multiplication method:

  1. Draw sets of parallel lines representing each digit of the first number to be multiplied.
  2. Draw sets of parallels, perpendicular to the first sets of parallels, corresponding to each digit of the second number.
  3. Put dots where each line crosses another line.
  4. On the left corner, put a curved line through the wide spot with no points. Do the same with the right.
  5. Count the points in the right corner.
  6. Then count the points in the middle.
  7. Count the ones in the left corner.
  8. If the number on the right is greater than 9, carry and add the number in the tens place to the number in the middle. If the number in the middle is greater than 9, do the same thing except add it to the number from the left corner.
  9. Write all those numbers down in that order and you will have your answer.

Infographic how to use Japanese Multiplication method

how to use Japanese Multiplication method

*click to enlarge

 

Sources: Pinterest, Wikipediaarchimedes-lab.org

Summary
How to use Japanese Multiplication method
Article Name
How to use Japanese Multiplication method
Description
Here is a fun way for kids to play with math. Teach them how to use Japanese multiplication method. 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.
Author
Publisher Name
How2db.com
Publisher Logo
Share:
Tony Poruba

is PROUD father and geek. Founder of How2db.com. Enthusiastic beginner in SEO and social networking. He is also an average ice hockey player, canoeist, beer lover, and guitarist. Sometimes (often) he has to go to work as an industrial engineer. His dream is to run How2Db.com as a full-time job and to provide people with useful information.


Tony Poruba on EmailTony Poruba on FacebookTony Poruba on GoogleTony Poruba on LinkedinTony Poruba on PinterestTony Poruba on Twitter
1 Star2 Stars3 Stars4 Stars5 Stars (1 votes, average: 5.00 out of 5)
Loading...