Elementary school students math extracurricular homework writing what problems exist

Primary school mathematics is a very instrumental subject, if the students do not have a firm grasp of this tool, the foundation of elementary school mathematics will be very poor. One is: the various rules of arithmetic are not firmly grasped, and the speed and accuracy of calculations are slow and poor. The second is: mathematical thinking is serious, lack of adaptability, a single way to answer the question, but also the lack of diversification, differentiation and innovative thinking

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