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新课程实施以来,教学的方式方法发生了许多变化,重视“问题情境”就是其中的变化之一.创设问题情境就是以情境为载体,以探索、交流和建构为手段,通过揭示事物间矛盾引起主体内心的冲突,打破主体已有认知结构平衡状态,从而理解和生成数学知识,掌握用数学的思想和方法解决问题,最
Since the implementation of the new curriculum, there have been many changes in the methods and methods of teaching. The emphasis on “problem situations” is one of the changes. The creation of problem contexts is based on context as a vehicle, exploration, communication and construction as a means of revealing the contradictions between things. The conflict in the subject’s heart breaks the equilibrium state of the subject’s cognitive structure so that it can understand and generate mathematical knowledge and master the use of mathematical ideas and methods to solve problems.