数学课程标准指出:数学学习的过程是一个循序渐进的过程。一个数学意义的形成需要数日、数周、数月甚至数年。这就要求教师给每个学生的学习提供充足的时间,重视学生经历、体验和探索的过程,鼓励学生动手实践、自主探究、合作交流,让学数学的过程成为“做数学”“用数学”和“再创造”的过程。一、激发兴趣,营造探究学习的氛围 Mathematical curriculum standards that: the process of mathematical learning is a gradual process. The formation of a mathematical meaning takes days, weeks, months or even years. This requires that teachers provide sufficient time for each student’s learning, attach importance to the process of student experience, experience and exploration, and encourage students to practice, independently explore and cooperate with each other so as to make the process of learning mathematics become “mathematics” Use mathematical “and ” create "process. First, stimulate interest and create a learning atmosphere