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Advanced Abacus: Theory and Practice
This handy guide will take abacus users from beginner to master level in a very short time.
Though the Japanese abacus may appear mysterious or even primitive, this intriguing tool is capable of amazing speed and accuracy. it is still widely used throughout the shop and markets of Asia and its popularity shows no sign of decline.
This volume is designed for the student desiring a greater understanding of the abacus and its calculative functions. The text provides thorough explanations of the advanced operations involving negative numbers, decimals, different units of measurement, and square roots. Diagrams illustrate bead manipulation, and numerous exercises provide ample practice.
Concise and easy-to-follow, this book will improve your abacus skills and help you perform calculations with greater efficiency and precision.
Though the Japanese abacus may appear mysterious or even primitive, this intriguing tool is capable of amazing speed and accuracy. it is still widely used throughout the shop and markets of Asia and its popularity shows no sign of decline.
This volume is designed for the student desiring a greater understanding of the abacus and its calculative functions. The text provides thorough explanations of the advanced operations involving negative numbers, decimals, different units of measurement, and square roots. Diagrams illustrate bead manipulation, and numerous exercises provide ample practice.
Concise and easy-to-follow, this book will improve your abacus skills and help you perform calculations with greater efficiency and precision.
160 pages, Paperback
First published June 1, 1991
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September 1, 2007still being read...mumet2 sithik!
gara2 anaku yg kelas 1 SD diajarin sempoa, kadang dapat kesulitan, tapi kita ortu ga bisa bantu, weleh2...ternyata orang tuapun susah nyantolnya mula. Pendekatanya beda banget ama hitungan model bule...beda banget deh..tapi lebih top klo bisa menguasainya, kata pengarangnya, diadu ama kalkulator cepetan sempoa...
gara2 anaku yg kelas 1 SD diajarin sempoa, kadang dapat kesulitan, tapi kita ortu ga bisa bantu, weleh2...ternyata orang tuapun susah nyantolnya mula. Pendekatanya beda banget ama hitungan model bule...beda banget deh..tapi lebih top klo bisa menguasainya, kata pengarangnya, diadu ama kalkulator cepetan sempoa...
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July 4, 2010how to use abacus
Displaying 1 - 2 of 2 reviews