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1前后连贯,全面感知题意解答题材各异,数量关系复杂的应用题,应先对题目进行总体审视,全面感知题意,迅速把握题目的特征,抓好审题环节,引导学生对解题思路作出合理的猜测。例如:两辆汽车运一批货物,如果甲车单独运要12次;如果两辆车同时运完这批货物,甲车运了总数的六分之五,乙车每次可运3.3吨,这批货物一共是多少吨?教师待学生读完题后发问:从全题看,你们有什么想法?甲生:这道题的目的是求货物的总吨数。
1 coherent, comprehensive understanding of the questions to answer different themes, the number of complex application questions, you should first of the overall review of the topic, a comprehensive sense of the problem, quickly grasp the characteristics of the topic, grasp the trial links, and guide students to solve the problem Make a reasonable guess. For example, if two cars carry a shipment of goods if they are carried 12 times separately, if two vehicles carry the goods at the same time, a fifth of the total number of vehicles will be transported and 3.3 tons of second vehicles may be transported each time. The total number of tons of these goods? Teachers to be students after reading the question Question: From the whole point of view, what are your ideas? A: The purpose of this question is to find the total tonnage of goods.