《新课程标准》指出:“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”;“数学课程的内容应当是现实的、有意义的、富有挑战性的,这些内容要有利于学生主动的进行观察、实验、猜测、验证、推理与交流。”可见学生的数学学习离不开学生的体验。学生所学数学知识应该 The New Curriculum Standard states: “Let students experience firsthand the process of abstracting practical problems into mathematical models and interpreting and applying them.” “The content of a math course should be realistic, meaningful, and challenging , These contents should be conducive to students on their own initiative to observe, experiment, guess, verify, reasoning and communication. ”Visible students’ mathematical learning can not be separated from the student experience. Students should learn math knowledge