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Abacus Tutorial

Basic function

Description: This film shows the basic functions of the classic Chinese abacus (5+2).

The "exchange method" - calculating up to 5

Description:  This film shows how you calculate up to 5 using the "exchange method" and the classic Chinese abacus (5+2).

Complementary numbers - calculating up to 5

This film shows how you calculate up to 5 using the "complementary numbers method" and the modern abacus (4+1).

The exchange method -calculating up to 10 and more

This film shows how you calculate up to 10 and more using the "exchange method" and the classic Chinese abacus (5+2).

Complementary numbers - calculating up to 10

Description: This film shows how you calculate up to 10 using the "complementary numbers method" and the modern abacus (4+1).

Calculating 10 and higher using complementary numbers

This film shows how you calculate up to 10 and more, using the "complementary numbers method" and the modern abacus (4+1).

Difficult positions on the modern abacus

This film shows how you make "difficult calculations" using the "complementary numbers method" and the modern abacus (4+1).

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