一、突出重点,明晰过程数学教学过程中的关键是让学生掌握知识的形成过程,使学生知其然,又知其所以然。运用多媒体教学可以将教学中涉及的事物形象、过程等全部内容再现于课堂,使教学过程形象生动,使难以觉察的东西清晰地呈现在学生的感觉能力可及的范围之内,突出重点,突破难点。这样的教学过程设计,符合学生的心理需求,使学生对课堂知识清楚明了,教学效果更好。二、人机交互,发展能力学生的学习客观上存在着一定的差异,承认与尊重个体差异是必要的,多媒 First, highlight the focus, clear process The key to teaching mathematics process is to enable students to master the formation of knowledge process, so that students know it, but also know why. The use of multimedia teaching can teach all the things involved in the image, the process of reproduction of all the content in the classroom, so vivid teaching process, the imperceptible things clearly present in the range of sensory capabilities of students, highlight the key breakthrough difficulty. This teaching process design, in line with the psychological needs of students, so that students have a clear knowledge of the classroom, teaching better. Second, the human-computer interaction, the ability to develop Students there are some objective differences in learning, recognition and respect for individual differences is necessary, multi-media