沪港两地数学课堂练习之比较——熟能生巧新解

Comparison on the Problem Use in Mathematics Classroom between Hong Kong and Shanghaia New Interpretation of “ractice Makes Prefect”

沪港2地数学课堂练习特点的主要区别表现在:上海教师主要提供解释性和探究性问题,注重覆盖面及问题之间存在的关系,以及问题的隐式的变式练习,所选用问题的变化都在数学背景下面;香港教师只重视解释性水平的问题,及显式的变式练习,所选题目的背景既有数学的也有日常生活的.熟能生巧的巧有2层含义:一是各种解题技巧,二是善于提出独特的思路和策略.

Based on the analysis of the characteristics of the problem used in mathematics classroom in junior secondary school in Hong Kong and Shanghai, the paper discussed the way of how 損ractice makes perfect?