数学教学活动的实践表明，最受学生欢迎的数学老师，不但要授课能力强，善于启迪学生的思维，而且要解题能力强，能够迅速正确地解答学生提出的来自各种资料上的问题．从这个意义上讲，这是数学教师必备的数学素养之一．在本文中，笔者结合自己教学与教研实践中的具体事例，谈 The practice of mathematics teaching activities shows that the mathematics teachers most welcomed by students must not only have strong teaching ability, but also be good at enlightening students’ thinking, but also have the ability to solve problems and can quickly and correctly answer students’ questions from various materials. In this sense, this is one of the mathematics teachers’ necessary mathematical literacy. In this article, the author combines practical examples from his own teaching and teaching practice.