Abacus maths

Do you know what the picture above is? It is abacus and called “soroban” in Japan. And the purpose is to calculate.

Nowadays, we have little chance to use abacus because electronic calculator and personal computer have been widely used. And they enable us to calculate hundreds of millions of numbers in a fraction of a second.

However, it is said that abacus is effective for education, nowadays. And some school introduce abacus to class of math. Also, the number of abacus school is increasing little by little and got popularity. It is because a lot of students could be good at doing calculations in one’s head due to abacus.

Please try it!!

abacus

 

 

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