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Basic Concept

Abacus and Mental Calculation is kind of Calculation

Abacus is kind of calculating device

Abacus and Mental Calculation learning is required of precision and high-speed in our daily life and work calculation

If we compare abacus and mental calculation with Chinese Kong fu, it can be the Qinggong or Qigong. That`s why abacus and mental calculation exercise is the best way for training concentration ability and peaceful mind.
 
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