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Flash Mental Calculation

TOMOE Flash Mental Calculation (TFMC) game is now on the web! This game is designed not only for beginners but also experts. Let's challenge the Internet world ranking. You can take part in the challenging the world ranking game online.

What is Tomoe Mental Calculation?

T he soroban is an excellent way to develop a keen number sense, and fast methods of calculation. After a lot of practice you will be able to calculate without even using a physical soroban.
Tomoe Flash Mental Calculation system was developed was developed for this purpose.
To begin with try the one digit numbers, and try to visualize the soroban beads in your head. This is the first step to becoming an expert.
We have lots of friends who are studying the soroban with us from all over the world.
Try to compete with each other and see if you can become the Champion!
Good Luck!

PLACTICE WORLD LEAGUE RANKING
PLACTICE WORLD LEAGUE RANKING
PLACTICE

Beginner can learn how to read abacus beads.

How to play

  1. A three digit image of a soroban will be displayed by clicking the PRACTICE icon. PRACTICE icon.
  2. Read the number shown and input that number with the Numkeys.
  3. You can see if you are correct by pressing the Enter key.
  4. To retry the game, click the "Try Again'button. To quit, click the Exit button.
PLACTICE
WORLD LEAGUE

Here you can challenge the Internet world league of Tomoe Flash Mental Calculation(TFMC).
The TFMC world record will be yours.

How to play

  1. Choose a league to you will challenge and click the bead icon.
  2. The number or abacus you have chosen will be displayed.
  3. Add all the numbers or beads shown and input the answer.
  4. Input your answer with the Numkeys.
  5. You can see if you are correct by pressing the Enter key.
  6. To retry the game, click the ‘Try Again’ button. To quit,click the Exit button.
Entry level Trainee ship Champion ship
数字1桁5口 数字1桁10口 数字2桁10口 数字3桁10口
コマ1桁5口 コマ1桁10口 コマ2桁10口 コマ3桁10口
INTERNET WORLD RANKING

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There are many who like to challenge the TFMC game from all over the world.
If you take part you could be the world champion of the day, the week or the month!

Entry level Trainee ship Champion ship
本日1桁5口 本日1桁10口 本日2桁10口 本日3桁10口
今週1桁5口 今週1桁10口 今週2桁10口 今週3桁10口
今月1桁5口 今月1桁10口 今月2桁10口 今月3桁10口
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