一、教材背景分析1.教学内容小学数学分数乘法教学,这部分内容的学习是在已学的整数乘法的意义和分数加法计算的基础上进行的。让学生继续巩固理解分数乘法的意义,理解分数乘以分数和意义,掌握其计算法则,能够比较熟练地进行计算,利用整体展示,使学生找出知识的规律,进一步培养学生的合作交流意识。 First, the textbook background analysis 1. Teaching content Multiplication of primary school mathematics teaching, this part of the learning content is learned in the meaning of integer multiplication and the addition of scores based on the calculation. Let students continue to consolidate the meaning of understanding fractional multiplication, understand scores multiplied by points and meanings, master their calculation rules, be able to calculate more skillfully, use the overall presentation to enable students to find out the law of knowledge and further develop students' awareness of cooperation and exchange.