《义务教育数学课程标准》中关于数学学习的基本理念是:“要让学生亲身经历将实际问题抽象成数学模型并进行解释与应用的过程。”该理念强调动手实践、自主探索与合作交流,学生通过充分的活动,获得广泛的数学知识和经验。不过对广大一线教师、尤其是经历过前版教材的教师来说,往往会认为“课题学习” The basic concept of mathematics learning in the Mathematics Curriculum Standard for Compulsory Education is: “To allow students to personally experience the process of abstracting practical problems into mathematical models and interpreting and applying them.” The concept emphasizes hands-on practice, independent exploration and cooperation. Communication, students obtain extensive mathematics knowledge and experience through full activities. However, for the majority of front-line teachers, especially teachers who have experienced previous editions of teaching materials, they often think that “subject learning”