论文部分内容阅读
教学目标:1.使学生理解分数乘以整数的意义。2.使学生掌握分数乘以整数的计算法则。3.使学生能正确应用先约分再计算的方法进行计算,并能解答有关的应用题。教学重点:分数乘以整数的意义及其计算方法。教学过程:一、复习1.口算并填空。
Teaching Objectives: 1. To enable students to understand the meaning of fractions multiplied by integers. 2. Make students master the numerator multiplied by an integer. 3. To enable students to correctly use the first approximation method to calculate again, and can answer questions about the application. Teaching Focus: The fraction multiplied by the meaning of integer and its calculation method. Teaching process: First, review 1. Mouth count and fill in the blank.