数学课堂的教学任务是通过许多数学活动或问题呈现出来的,课堂教学效果受到情境创设、层次结构、思想方法的渗透、活动的交流方式、数学应用和活动开展的环境等六种因素的直接或间接影响.通过分析各种因素作用的效果和表现形式,发现任务教学过程中出现的问题和形成原因,初步找到实施任务教学的步骤和方法. The teaching task of mathematics classroom is presented through many math activities or problems. The effect of classroom teaching is directly or indirectly caused by six factors: situational creation, hierarchy and infiltration of ideas and methods, communication mode of activities, environment of mathematics application and activities Indirect effects.Through analyzing the effects and manifestations of various factors, we found the problems and the causes of the problems in the process of task teaching, and initially found the steps and methods for the implementation of task teaching.