目前计算器已开始大规模地进入我们的课堂学习和考试 ,但我们许多教师和学生对计算器的作用仍然认识不清或不够 ,对在计算器的协助下解答数学问题的思维方式缺乏认识和研究 ,对计算器的使用往往只限于简单的数值计算 .事实上 ,在解答数学问题时 ,如果我们有意识地关注计算器在 At present, calculators have begun to enter our classroom learning and examination on a large scale, but many of our teachers and students are still unclear or insufficient about the role of calculators, and lack understanding of the way of thinking to solve mathematical problems with the help of calculators. Research, the use of calculators is often limited to simple numerical calculations. In fact, when solving math problems, if we consciously pay attention to the calculator