传统的小学数学教学模式是以教师讲解为中心、学生被动地充当教师的听众,学生的学习处于无问题意识的状态,数学能力也很难得到培养与提升。新课改理念提倡学生为课堂中心的教学模式,学生是课堂自主学习、合作学习的主体,教师的角色要从讲授、灌输者向引导者与服务者转变。在教学中培养学生问题意识,在问题的驱动下通过小组的合作、交流、探究使问题得到解决。让学生主动获取知识,自主完成由旧知到新知的建构。在小学数 Traditional primary school mathematics teaching mode is based on teachers’ explanation, students passively act as teachers’ audiences, students’ learning is in a state of no-problem consciousness, and mathematics ability is hard to be cultivated and promoted. The concept of new curriculum reform to promote students as the center of the classroom teaching mode, the students are the main body of classroom learning, cooperative learning, the role of teachers from lecturers, inculcators to guide and service providers change. In the teaching of students to raise awareness of the issue, driven by the problem through the team’s cooperation, exchange, exploration to solve the problem. Allow students to take the initiative to obtain knowledge, independent completion of the new knowledge from the old building. In elementary school