交流是提高数学课堂教学效率的有效手段,也是学生所喜欢的一种相互学习的方法。“课标”(2011年版)将交流作为一种学习目标,是学生在独立思考的前提下,与同学交换意见,与教师互相沟通,感受他人的思路与方法,也使自己的策略和想法得到详细的检查、提炼和完善。所以,注重数学课堂交流的有效性,培养学生的数学交流能力是当今数学课程改革的一项重要内容。 Communication is an effective way to improve the efficiency of mathematics classroom teaching, and is also a kind of mutual learning method that students like. “Class Standard ” (2011 Edition) The exchange as a learning goal, under the premise of independent thinking, students exchange ideas with their classmates, communicate with teachers, feel the ideas and methods of others, but also make their own strategy and The idea is examined in detail, refined and refined. Therefore, paying attention to the effectiveness of maths classroom communication and training students’ maths communication ability are an important part of the current mathematics curriculum reform.