一、运用视频媒体,创设氛围新课程标准指出:数学源于生活,也用于生活。尽管苏教版教材已经尽力地将数学学习生活化,但仍采用文本为叙述载体,这就让数学教材仍然蒙上了一层抽象的面纱,特别是中低年级的小学生难以接受。因此,在教学过程中,教师应立足教材,面向生活,找到数学问题的生活原型,并利用多媒体“活化”文本性资源,创设愉悦的学习情境及数学课程资源用于激发学生的探究兴趣,就 First, the use of video media, creating atmosphere The new curriculum standards that: mathematics from life, but also for life. Although the teaching materials of the Sujiao texts have tried their best to make life easier for mathematics learning, they still use the text as the carrier of the narration. This makes the mathematics textures still have an abstract veil, especially for elementary and middle-aged students. Therefore, in the process of teaching, teachers should find a prototype of life based on textbooks, life-oriented, and mathematical problems and use multimedia “activation ” text resources to create pleasing learning situations and math curriculum resources to stimulate students’ interest in inquiry ,on