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教学内容:苏教版《义务教育教科书·数学》四年级下册第17页。教学目标:1.会根据数级正确地读、写含有亿级和万级的数。2.结合熟悉的现实素材感受大数目的意义,培养初步的数感。3.感受大数目在生活和学习中的价值,感受我国社会发展的巨大成就,培养学习大数目的兴趣和认识大数目的自信心,增强应用意识,提高应用能力。教学重点:会根据数级正确地读、写
Teaching content: The Soviet version of “compulsory education textbooks, mathematics,” the fourth grade volumes of the first 17 pages. Teaching objectives: 1. Will be based on the number of levels correctly read and write with million and million levels. 2 combined with the familiar reality material to experience the significance of a large number, to cultivate a sense of the initial number. 3. Feel the value of large numbers in life and study, feel the tremendous achievements of social development in our country, cultivate the interest in learning a large number and recognize the large number of self-confidence, enhance the sense of application and enhance the application ability. Teaching focus: According to the number of levels correctly read and write