有效课堂是指问题设计精准,情境创设适当,以学生自我展示和互动交流为主体,以教师价值追求和关键点拨为核心的课堂。本文通过评析小学数学“一个数除以小数”一课的教学过程,探讨有效课堂的实施策略和价值追求。 Effective classroom refers to the problem of accurate design, create the appropriate situation to student self-display and interactive exchange as the mainstay of the pursuit of teachers and the key point-based as the core of the classroom. This article discusses the implementation strategy and value pursuit of effective classroom through the evaluation process of primary school mathematics “a number divided by decimals ” class.