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教学内容:53页例1 教学目的:1.初步学会列综合算式解答较容易的三步计算的应用题。2.提高学生分析和列综合算式解答应用题的能力。 教学重点:分析数量关系,正确列综合算式解答较容易的三步计算的应用题。 教学难点:把三个算式列成综合算式的方法.
Teaching Content: Page 53 Example 1 Teaching Objectives: 1. Preliminary study of the column synthesis formula to solve the easier three-step calculation of the problem. 2. Improve the ability of students to analyze and formulate comprehensive formulas to answer questions. Teaching focus: Analysis of quantitative relations, the correct column comprehensive formula to answer the three-step calculation of the application of the problem easier. Teaching Difficulties: The three algorithms into a comprehensive formula of the method.