“动态生成”是新课程改革倡导的新理念。课堂动态生成是指课堂中不是机械地按部就班,而是老师与学生、学生与学生在课堂的合作、对话、摩擦中生成的超出教师预期、教案原有的新问题,它会随着教学环境、学习主体、学习方式的变化而变化,根据教师的不同处理而呈现出不同的价值,从而使课堂呈现出动态变化,生机勃勃的特点。《全日制义务数学课程标准》明确提出:数学课程要推动学生全 “Dynamically Generated ” is a new concept advocated by the new curriculum reform. The dynamic generation of the classroom refers to that the classroom is not a mechanical step by step, but the teacher and students, students and students in the classroom cooperation, dialogue, friction generated beyond the teacher’s expectation, the original new lesson plan problems, it will be with the teaching environment, Learning subjects, changes in learning styles and changes, according to the different treatment of teachers showed different values, so that the classroom showed a dynamic change, full of vigor. “Full-time compulsory mathematics curriculum standards” made it clear: mathematics curriculum to promote students