9787301207765 (1 résultats)

paperback. Etat : New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date: October 2012 Pages: 226 Language: Chinese in Publisher: Peking University Press. the tree of knowledge of elementary school mathematics (1.2) is divided into concept. examples to explain. Comprehensive improve the pattern appropriate to reduce the difficulty to draw the chapters Tree of Knowledge. Additional Exercises of each semester. The tree of knowledge of elementary school mathematics (1.2) is more focused closer to learning the actual. bound to become a good helper for students learning. Contents: The first part of understanding the concept of the operator Chapter integer number of digital natural logarithm base ordinal number zero counts decimal counting the tens of thousands of law-bit less than the number of size counts examples to explain the second chapter of the Comprehensive improve integer addition and subtraction concepts introducing the addition-subtraction to add and subtract within 10 addition subtraction within 10 Minato ten law breaking ten plus ten minus make up less than 10 fed-carry adder than 20 table the checking calculation method of the addition of 20 or less abdicated the subtraction tables multi-digit addition rule by subtraction of multi-digit subtraction rule checking examples to explain the comprehensive improve Chapter concept of multiplication and division of integers the comprehensive improve Chapter integer division more than the number of division examples to explain relational tables multiplication table multiplication multiplication formulas division multiplication and division tables four hybrid computing concepts introduced hybrid computing an arithmetic sequence the two computing parentheses mixed computing examples to explain the comprehensive improve Chapter integer simply count quick calculation concept introduced rounding method . the second part of the third part of the space and graphics the fourth part of the comprehensive practice statistics ExercisesFour Satisfaction guaranteed,or money back.