依据新课标的要求,课堂的主体是学生,教师只是学生学习的组织者、引导者和合作者。如何在在这样的前提下找出学生乐学的基点、如何更有效的引导就成为我们需要深思的问题。当前的社会环境下,计算机和网络的不断发展,使学生也越来越关注计算机的应用技术。如果我们在日常的数学教学中,适时恰当地选用多媒体来辅助教学,以逼真、生动的画面,动听悦耳的音乐 According to the requirements of the new curriculum standard, the main body of the class is students, teachers are only the organizers, guides and collaborators of student learning. How to find out the basis of student learning under such a premise and how to guide it more effectively become the issues we need to ponder over. The current social environment, the continuous development of computers and networks, so that students are also increasingly concerned about the application of computer technology. If we in the daily teaching of mathematics, timely and appropriate selection of multimedia to assist teaching, with vivid, vivid images, beautiful music