This paper mainly analyzes the teaching materials. Teachers should not only read them, but also read through, read through and read through and read through. As a teacher, only by standing on a higher position, clearly understanding the teaching material arrangement system, clarifying the intention of the editor and conforming to the students' learning thinking, can we deeply interpret the textbook. This paper explores the interpretation of primary school mathematics teaching, mainly based on the teaching cases of "5 multiplication formula", and discusses the strategies of deep study of teaching materials from the aspects of the connection between knowledge, subject analysis, learning analysis and teaching method analysis.<br>
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