Modern abacus textbooks

Author: Chen Baoding / Country: Mainland China
Publisher:
Publishing Date: 2003-01-01
Features: This book emphasizes that the effectiveness of abacus calculation lies in achieving stability, accuracy, and speed to demonstrate the superiority of the abacus. Through learning, in addition to mastering the principles and methods, it is more important to diligently practice basic skills. Each chapter includes exercises. At the beginning, focus on building a foundation, and you can start slowly, first seeking accuracy, then speed. Begin by repeatedly practicing basic four-operations problems, then master simplified algorithms. Combine practical calculations with clever methods to gradually achieve stability, accuracy, and speed. At the end of the book, there are additional assessment questions with time requirements, allowing learners to evaluate their calculation abilities, which is beneficial for promoting learning.