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一、练习要在理解的基础上进行数学知识的掌握过程是从展开详尽的思维活动过渡到压缩的、简略的思维活动。以乘方法则的教学为例,如(-3)~4的运算,其思维从展开到压缩的过程如下:先详尽地展开
First, the practice of mastering mathematics knowledge on the basis of understanding is a transition from detailed thinking activities to condensed and simple thinking activities. Take multiplication instruction as an example. If the calculation of (-3)~4 is used, the process of thinking from unfolding to compression is as follows: