数学教学是数学活动的教学,是师生之间、生生之间互动与共同发展的过程。数学教学应从学生实际出发,创设有助于学生自主探究的问题情境,引导学生通过实践、思考、探索、交流,获得知识,形成技能,发展思维,学会学习,促使学生在教师指导下生动活泼地、主动地、富有个性的学习。【案例背景】在一次教研活动中,一位老师在上浙教版第 Mathematics teaching is the teaching of mathematics activities, is a process of interaction and common development between students and students. Mathematics teaching should be based on the students’ actual conditions, create problem situations that help students to explore independently, and guide students through practice, thinking, exploring, communication, knowledge acquisition, formation of skills, development of thinking and learning to promote students to lively under the guidance of teachers , Active, personalized learning. Case Background In a teaching and research activities, a teacher in Zhejiang version of the first