微课作为新的教学形式,得到了广泛的关注。微课是按照学生的认知规律,呈现碎片化学习内容和过程的数字资源。它的核心内容是课程教学视频,此外还包括与教学主题相关的教学设计、素材课件、教学反思、练习测试等辅助性教学资源。将微课应用于小学数学教学,降低了教学的难度,更有利于学生对数学知识的理解和掌握。 Micro-class as a new teaching form, has received widespread attention. Micro-class is in accordance with the cognitive rules of students, showing fragmented learning content and process of digital resources. It is the core content of the course teaching video, in addition to teaching topics related to the teaching design, material courseware, teaching reflection, practice testing and other supporting teaching resources. The micro-class applied to primary school mathematics teaching, reducing the difficulty of teaching, more conducive to students understanding and mastery of mathematics.