《义务教育数学新课程标准》中指出,"教师应激发学生的学习积极性,培养学生的学习兴趣,向学生提供充分从事数学学习活动的空间和机会,帮助他们在自主探索和合作交流的过程中真正理解和掌握基本的数学知识与技能、数学思想和方法,从而 The New Curriculum Standards for Compulsory Education Mathematics states that teachers should stimulate students ’enthusiasm for learning, develop students’ interest in learning, and provide students with the space and opportunity to fully engage in math learning activities so as to help them in their own exploration and cooperation. In the true understanding and mastery of basic mathematical knowledge and skills, mathematical ideas and methods, and thus