【设计理念】“解决问题的策略”是国标苏教版小学数学教材四年级上册第8单元中的内容。解决问题的策略是必要的一种思想方法,它是正确、合理、灵活地进行问题解决的思维素 【Design Concept】 “Strategy for Problem Solving” is the content of the eighth unit of the fourth grade of the national standard Su teaching version of primary school mathematics textbooks. Strategy to solve the problem is a necessary way of thinking, it is a correct, reasonable and flexible problem-solving ideological factors