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教学内容:人教版小学数学四年级上册105页。教学目标:1.通过对烙饼问题的探究,理解并掌握烙饼问题优化的标准与最优方案,会正确应用画图、计算等方法解决此类问题。2.经历借助符号来探究烙饼问题的过程,发展符号意识,体会化归、转化等解决问题的重要方法,积累运用这些方法解决问题的经验。3.感受“优化”在生活中的广泛应用,体会“优化”的重要性。教学重点:理解烙饼问题的统筹安排是将按饼的
Teaching content: PEP Primary School Math Grade IV 105 pages. Teaching Objectives: 1.Through the exploration of the pancake problem, to understand and master the optimization of the pancake problem criteria and the optimal program, the correct application of drawing, calculation and other methods to solve such problems. 2. Through the symbolic process to explore the issue of pancake, the development of symbolic awareness, experience the conversion, transformation and other important ways to solve the problem, accumulate experience in the use of these methods to solve the problem. 3. Feel “optimization ” widely used in life, realize “optimization ” importance. Teaching Highlights: The overall arrangement for understanding the problem of pancakes will be pie-based