数学解题活动 ,从信息学的角度来看 ,可以分为三个层次 :信息的提取、信息的加工处理和信息的输出利用 .在解题过程中正确地捕捉信息 ,并对提取到的信息加工处理 ,是顺利完成解题活动的基础工程 .那么如何提取信息 ,并对信息加工、处理以及利用呢 ?1　了解解题信息的来源是获取 Mathematical problem-solving activities, from the perspective of informatics, can be divided into three levels: the extraction of information, the processing of information, and the use of information for output. It captures information correctly in the process of solving problems and extracts information from it. Processing is the basic project that successfully completes the problem-solving activities. How to extract information and process, process, and utilize information? 1 The source of the problem-solving information is to obtain