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教学内容:青岛版教材,小学六年级数学上册第五单元分数四则混合运算(信息窗3)83—84页。教学目标:1.能借助线段图理清数量关系,理解并掌握运用方程解决稍复杂的分数除法应用题的方法。2.体验由“算术思维”到“代数思维”的过渡。教学重点:运用方程解决稍复杂的分数除法应用题教学难点:借助线段图分析等量关系。课前准备:多媒体课件
Teaching content: Qingdao Edition textbooks, elementary sixth grade mathematics on the fifth unit of four fractional arithmetic operation (information window 3) 83-84 pages. Teaching objectives: 1. With the help of line graph to clarify the relationship between quantity, understand and master the use of equations to solve the problem of a slightly complicated method of fractional application questions. 2. Experience the transition from “Arithmetic Thinking ” to “Algebraic Thinking ”. Teaching focus: the use of equations to solve the problem of a bit complicated division of division Teaching Difficulties: Equal relationship with the help of line graph analysis. Pre-class preparation: multimedia courseware