论文部分内容阅读
学生在解答正、反比例用题时,常常出现混淆的现象,究其原因,一是对正、反比例的意义分不清;二是对正、反比例应用题的特征掌握不牢。据此,可以引导学生采用对比的方法进行复习。这不但缩短了复习时间,而且使学生对正、反比例应用题的特征和解题方法有比较清晰的认识,加深了对正、反比例应用题的理解,提高了解题的能力。
Students in the solution of positive and inverse proportion questions, often appear confusing phenomenon, the reason, one is the meaning of the positive and inverse proportion can not tell; the second is the positive and inverse proportion of the characteristics of the problem is not strong grasp. Accordingly, you can guide students to use the method of comparison review. This not only shortens the review time, but also enables students to have a clear understanding of the features and solutions of positive and inverse proportion application questions, deepens their understanding of positive and inverse proportion application questions, and improves their ability to solve problems.