计算教学课是数学教学中最基本的一类课型。新课程实施十年,依然有不少教师对计算教学无所适从,出现目标定位模糊、教学过程不当,教学效率低下等系列问题。笔者通过深入课堂调研与反思,旨在通过问题的叙述与分析,寻找计算教学中丢失的瑰宝,帮助教师走出新课程背景下计算教学的误区。 Calculating teaching class is the most basic kind of class in mathematics teaching. The implementation of the new curriculum ten years, there are still many teachers do not know what to do with the calculation of teaching, there are ambiguous goals, teaching process is not appropriate, teaching efficiency and other issues. Through in-depth classroom research and reflection, the author aims to find the lost treasure in the calculation of teaching through the narration and analysis of the problems and help teachers to get out of the misunderstanding of teaching in the context of the new curriculum.