数学课程标准指出:“现代信息技术是学生学习数学和解决问题的强有力工具,应对现代信息技术进入数学课程领域采取大力开展与利用的策略。”而作为现代信息技术的一个组成部分———多媒体技术,由于能为数学提供并展示各种所需的文字、声音、图像等资源,并能随机抽取播出,又可以创设、模拟各种与教学内容相适应的情境,而逐渐引起人们的重视。在课堂教学活 Mathematics curriculum standard states: “Modern information technology is a powerful tool for students to learn mathematics and solve problems, and should take the strategy of vigorously developing and utilizing modern information technology into mathematics curriculum.” As an integral part of modern information technology, - Multimedia technology, as can provide and display mathematics required for the text, sound, images and other resources, and can be randomly selected broadcast, but also can create, simulate a variety of situations and teaching content, and gradually caused People’s attention. Live in the classroom