《数学课程标准》指出:“有效的数学学习活动不能单纯地依赖模仿与记忆,动手实践、自主探索与合作交流是学生学习数学的重要方式。”随着课改的深入推进,小组合作学习就成了一种热门的学习方式。然而,由于对小组合作学习的理解和操作存在偏差,小组合 The standard of mathematics curriculum states: “Effective mathematics learning activities can not rely solely on imitation and memory, hands-on practice, independent exploration and cooperation and exchange and communication are important ways for students to learn mathematics.” As the curriculum reform progresses, the group cooperates Learning has become a popular way of learning. However, there is a bias in the understanding and operation of group collaborative learning