计算技术与点钞 - Softcover

computing technology and Counting(Chinese Edition)

paperback. Zustand: New. Language:Chinese.Pages Number: 164 Publisher: Northeastern University Press. Financial Pub. Date :2009-09. This book includes: basic knowledge of the abacus. abacus addition and subtraction. multiplication. abacus. Abacus division. summons algorithm accounts table algorithm. a simple mental arithmetic. Counting technology. Contents: Chapter 1 Basics Abacus 1.2 Abacus 1.1 Abacus overview of the structure and the allocation of bead method of writing numbers 1.4 1.3 Chapter 2 of abacus training . Artikel-Nr. J12954

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