等差数列的教学过程一直是高中数学老师的工作重点。由于高中数学知识难度增加,致使教学难度同样加大,如何让学生最大限度接受并及时消化所学知识就成了广大师资群体必须攻克的难题。结合相应教学实践,从不同角度对等差数列的教学实践方法进行陈述,以期为广大教师提供可行性实践方案,进一步强化学生对该知识点的学习和接受能力。 Teaching process such as arithmetic sequence has always been a high school mathematics teacher’s work focus. Due to the difficulty of high school math knowledge increase, resulting in the difficulty of teaching the same increase, how to make students accept and digest the knowledge learned has become the majority of teachers must overcome the problem. Combined with the corresponding teaching practice, from different perspectives on the teaching method of equal difference number column presentation, with a view to providing the majority of teachers practical programs to further strengthen the student’s learning and acceptance of the knowledge point.