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两步应用题,是在一题连续两问应用题的基础之上学习的,为了让学生扎实的学好这部分知识,在教学中应注意以下几方面。一、促进知识的迁移重视铺垫,利用旧知的迁移学习新知,使旧知成为新知的基础。在教学加减或加减与乘除的复合应用题,和从一个数里连续减去两个数的应用题时,可根据这些应用题的特征复习有关的求和、求剩余、求几个相同加数和的乘法应用题,以及等分、包含除形式的应用题。同时进行补条件,提问题的练习,一题连续两问的解题练习,以使知识能顺利的迁移。二、着力新旧知识生长点,有效完成知识迁移
Two-step application questions, is a problem in two consecutive questions based on the application of learning, in order to enable students to learn this part of a solid solid knowledge in teaching should note the following aspects. First, to promote the relocation of knowledge to pave the way for the use of old knowledge transfer learning new knowledge, the old knowledge to become the basis of new knowledge. In the teaching of addition and subtraction or addition and subtraction and multiplication and division of the composite application questions, and from a few consecutive subtraction of two numbers of application questions, according to the characteristics of these application questions to review the relevant sum, seek the rest, find a few the same Multiplication and multiplication of the application questions, as well as aliquots, including the addition of the form of application questions. At the same time to make up conditions, to raise questions exercises, a question two consecutive question solving exercises, so that knowledge can be a smooth migration. Second, focus on the old and new knowledge growth point, the effective completion of knowledge transfer