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教学内容《人教版义务教育课程标准实验教科书?数学》一年级下册第40页。教材简析该课时的教学内容是在学生认识了100以内的数,学习了20以内的进位加法和20以内的退位减法及100以内的数的大小比较的基础上进行的。本节课的教学内容将为小学生今后学习数的比较以及解决生活中涉及“多少”的应用问题打下基础。教学目标1.进一步感知100以内数的多与少,在具体、生动的情境中体会数与数之间存在“多一些,少一些,多得多,少得多”的大小关系。
Teaching content “People’s Education Press compulsory education curriculum standard experimental textbook? Teaching material analysis The teaching content of this class is based on the number of students who have learned 100, the addition of carry within 20, and the subtraction within 20 and the number of less than 100 on the basis of comparison. The teaching content of this lesson will lay the foundation for the comparison of the number of primary school students in the future and the solution to the application problems related to ”how many“ in life. Teaching Objectives 1. To further sense the number of less than 100, with more and less, in specific and vivid situations, there will be a relationship between the number of ”more, less, more, less".