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应用题作为高考必考题,对培养学生实践意识、创新意识,理解能力和探索能力具有重要作用,因而也是高校选拔功能的有力依据。然而教学特别是高三复习中,笔者发现很多学生惧怕这类问题,甚至有想放弃的情况发生,以致高考此类题型失分较多,影响学科总分。本文力图结合教学实践,浅探符合“应用题”的做题路径和策略,就教于方家。数学应用题特征是无固定的背景,难以模拟分类。能阅读理解和分析题目材料信息是其第一步骤;综合运用数学知识、思想和方法进行归纳分类,确立建模方案和表达方式是其做题路径和策略要点。
Application questions as the exam will be the college entrance examination, to cultivate students practice awareness, sense of innovation, understanding and exploration ability has an important role, which is also a strong basis for the selection of colleges and universities. However, especially in the third year of teaching review, I found that many students are afraid of such problems, and even want to give up the situation, resulting in more problems such as college entrance examination scores, affecting the total score of the subject. This article tries hard to combine with teaching practice and explore the path and strategy of making questions that conform to “application title ”. Mathematical problems with no fixed background, difficult to simulate classification. It is the first step to read and understand the subject material information. It is the path and tactics of using the mathematical knowledge, ideas and methods to summarize and classify and establish the modeling scheme and expression method.