列方程解应用题教学中的变式训练吴忠市教研室何京尧在列方程解应用题教学中加强变式训练，可以培养学生的能力．在具体教学方式上，应注意改变传统的“示范──模仿──练习”的单一模式，从学生实际出发，严格依据教学大纲，分以下三种变式进行：一、定关系，变形式，使... Variant Training of Column Equation Solution Application Teaching Wu Jingshi Teaching and Research Section He Jingyao Strengthens variant training in the teaching of column equation solution, which can train students' abilities. In terms of specific teaching methods, we should pay attention to changing the traditional single mode of “model - imitation - practice” from the students' actual conditions and on the basis of the syllabus in strict accordance with the following three types of variations: First, the relationship between fixedness, Make...