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【教学内容】:教科书第27—28页例1和随后的练一练,完成练习五第1~3题。【目标预设】:1、在学习过程中加深对转化策略的认识,增强策略意识,提高分析和解决问题的能力。2、感受转化策略对学习的作用,能有意识、有目的、适当地运用转化策略。3、使学生在选择策略解决问题的过程中,进一步积累分析数量关系的经验,体会转化的策略在解决问题过程中的实
【Content】: Textbook 27-28 Example 1 and the practice of a practice, the completion of the practice of the first 1 to 3 questions. [Target default]: 1, in the learning process to deepen the understanding of conversion strategies, enhance strategic awareness and improve the ability to analyze and solve problems. 2, feel the role of conversion strategies on learning, can be conscious, purposeful, appropriate use of transformation strategies. 3, to enable students to choose strategies to solve the problem in the process of further accumulation of quantitative experience in the relationship between the experience of transformation strategies in the process of solving the problem