(Grade 4, First Semester) Mental Arithmetic · Quick Calculation · Smart Calculation · Estimation: Fast Reaction Ability Training for Primary School Students

Author: Joint Compilation Group of Five Schools
Publisher:
Publishing Date: 2005-01-01
Features: Mental arithmetic, estimation, and rapid calculation play a very broad role in daily life and in mathematical learning. The newly formulated curriculum standards by the Ministry of Education also point out: emphasis should be placed on mental arithmetic, estimation should be strengthened, and diversity in algorithms should be promoted. This book is compiled based on the arrangement system of the "Experimental Textbooks for Primary School Mathematics under the Compulsory Education Curriculum Standards" published by People's Education Press, and in accordance with the "Full-time Compulsory Education Mathematics Curriculum Standards" formulated by the Ministry of Education. It aims to cultivate and improve students' computational skills. The book appropriately organizes the entire content of all textbooks, with special arrangements for cultivating students' mental arithmetic, rapid calculation, simplified calculation, and estimation, providing excellent training for improving students' computational abilities. The book has the following features:
1. Comprehensive: Covers the entire teaching content of all textbooks;
2. Synchronous: Aligns with the content arrangement of the textbooks;
3. Fun: Combines with the age characteristics of primary school students, adopting a pass-and-award format;
4. Easy to operate: Can be used by parents, students, and teachers. Each practice session includes a set of questions, accumulating small steps to achieve big results; after each unit, scores are tallied, and awards are determined based on standards. At the end of the term, students' performance is comprehensively evaluated according to standards.