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一、教学内容义务教育教科书人教版小学数学第一册第88-89面的例题,第90面的习题。二、教学目标1.通过各种学习活动,得出“9加几”的各种方法,初步掌握“凑十法”的思维过程,优化凑十法,并能正确计算“9加几”的口算。2.通过对情境地探索,使学生在已有的经验上自己得出“9加几”的各种方法。通过比较,找到比较简便的计算方法。3.培养学生初步的观察、比较、抽象、概括能力和动手操作能力,以及提出问题、解决问题的能力。发散学生的思
First, the teaching content compulsory education textbook PEP primary school mathematics first volumes 88-89 face example, 90th exercises. Second, the teaching objectives 1. Through a variety of learning activities, come to “9 plus a few ” of various methods, preliminary grasp “Minato ten method ” thinking process, optimization Minato ten method, and can correctly calculate 9 plus a few “mouth count. 2. By exploring the situation, so that students have their own experience on their own ”9 plus a few " of the various methods. By comparison, find a more convenient method of calculation. 3. Students to develop a preliminary observation, comparison, abstraction, ability to summarize and hands-on ability, and the ability to ask questions and solve problems. Divergent thinking of students