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What's is a Soroban

The Soroban - the traditional Japanese "natural calculating divice"

T he Soroban/Abacus, which is the traditional Japanese ‘natural calculating device’ - has unique advantages in the digital age. The Soroban/Abacus is increasingly being seen as a valuable mathematical tool in a technological age.

it is now certain that Soroban -teaching helps children to develop an active approach to learning, and greatly increased their powers of mental calculation.

I t is now certain that Soroban/Abacus teaching helps children to develop an active approach to learning, and greatly increased their powers of mental calculation. The development of logical thought processes and powers of concentration flow from the pleasurable disciplines involved in Soroban/Abacus study.

oroban is a world wide word and now you are able to look up this word in your webster dictionery.

S oroban is a recognized term and now you are able to look up this word in the dictionary. So in this home page, we would like to introduce you to a part of Japanese culture, and at the same time to enhance Soroban/Abacus education all over the world.

W e also believe that this page will provide a greater understanding between Japan and your country.

W hen you study how to use the Soroban/Abacus, you will gain a great deal in your mathematical understanding. Many educators and school teachers point out the merits of the Soroban/Abacus displaying the numbers the same way as in the decimal system in the following ways.

Fingering

It is easy to understand the basic number system, base-ten and place values.
Although the abacus is a concrete tool, the number as shown on the abacus is a visual representation of the decimal system. This linkage with both the concrete and visual helps children to understand the concept of place value and the base ten system more easily.

It is easier to understand the concepts of carrying and borrowing in arithmetic.

It is easier to understand the combinations of five and ten and their complementary numbers.

It is easier for Children to understand for themselves the calculation process step by step.

It is easier to visualize the close relationship between concrete numbers and abstract numerals.

Using a physical calculating device motivates the children to have a positive attitude toward their study.
The children really enjoy using the Soroban/Abacus, and they like to move the beads, they learn place value really effectively and they pick up the techniques very quickly. They learn and understand the number concepts better than just using paper and pencils where they just use symbolic representations of the quantity.

Practicing the Soroban/Abacus develops the children's ability for mental calculations.

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