课堂数学活动是指小学生在数学课堂学习过程中经历的内在思维活动和外在物质活动。内在思维活动包括分析、比较、概括、判断、推理等,外在物质活动包括观察、操作、交流、实验、游戏等。数学活动是小学生在课堂中存在和发展的基本形式,是学生主动、直接参与的全面的学习方式,是学生积累数学基本活动经验、感悟数学基本思想、提高数学素养的主要途径。那么,怎样才能做到合理地开展数学活动,以促进 Classroom mathematics activities refer to the inner thinking activities and external material activities that pupils experience in the process of mathematics classroom learning. Internal thinking activities include analysis, comparison, summarization, judgment, reasoning and so on. External material activities include observation, operation, exchange, experiment, game and so on. Mathematics activity is a basic form of pupils’ existence and development in the classroom. It is a comprehensive way of learning that students actively and directly participate in. It is the main way for students to accumulate experience in basic activities of mathematics, understand the basic thought of mathematics and improve their mathematical literacy. So, how can we do mathematical activities reasonably to promote