经验在学生的数学学习中起着很关键的作用,有时候经验会推动学生领悟数学知识,有时候也会带来一定的干扰,实际教学中,我们要善于利用正向促进作用的经验,同时鉴别出负向经验,并通过一定的处理方式来化干扰为力量,推动学生的深度数学学习。 Experience plays a crucial role in students ’math learning. Sometimes experience can promote students’ comprehension of math and sometimes interference. In practical teaching, we should be good at utilizing the positive experience and at the same time Identify the negative experience, and through a certain approach to interference as a force, to promote students’ in-depth mathematical learning.