随着社会的不断发展,科学技术水平也得到了很大的提高。科学技术被广泛地运用了人们的生活和学习之中,在教育行业更是得到了很大的应用。比如,现在的电教媒体教学方式,得到了广大师生的喜爱。尤其是电教媒体教学在小学数学中的应用更是起到了很好的作用。本文着重讲述了利用电教媒体的意义以及在小学数学教学中如何更有效地利用电教媒体。 With the continuous development of society, the level of science and technology has also been greatly improved. Science and technology are widely used in people’s lives and learning, is in the education sector has been a great application. For example, the current teaching methods of audio-visual media, has been the favorite of teachers and students. Especially the teaching of audio-visual media in primary school mathematics is playing a very good role. This article focuses on the meaning of using audio-visual media and how to make more effective use of audio-visual media in elementary mathematics teaching.