《数学课程标准》指出:“教师应激发学生学习的积极性,向学生提供充分从事数学活动的机会,帮助他们在自主探索和合作交流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,获得广泛的数学活动经验。”培养学生解答应用题的能力,是使学生能够运用所学数学知识解决实际问题的基本内容和重要途径.因为应用题反映了周围环境中常见的数量关系和各种各样的实际问题,需要用不同的数学知识同实际生活和一些 The standard of mathematics curriculum states: “Teachers should stimulate the enthusiasm of students and provide them with opportunities to fully engage in math activities so as to help them to truly understand and master basic math knowledge and skills, mathematical thinking and self-exploration and cooperation and exchange of ideas Method and gain a wide range of experience in math activities. ”Developing students’ abilities to answer questions is fundamental and important way for students to apply their maths knowledge to solve practical problems.Because applied questions reflect the common quantitative relationship in the surroundings And a variety of practical problems, need to use different mathematical knowledge with the actual life and some