本文通过课例《烙饼问题》的教学实践,探讨如何运用合作学习模式结合多媒体技术,让学生在合作中交流,辅助数学语言的提炼,实现思维发展。 Through the teaching practice of “pancake problem”, this article explores how to use the cooperative learning model combined with multimedia technology to enable students to communicate in cooperation, assist in the extraction of mathematical language and achieve the development of thinking.