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教学案例描述:一、创设情境,引入新课课件播放“校园之声”广播站采访到的新闻。以“李叔叔是否受骗了”切入,出示工资表:让学生同桌合作利用计算器帮李叔叔算平均工资是不
Teaching Case Description: First, create the situation, the introduction of new courseware player “Voice of the campus ” radio station interviewed news. In order to “Li Shu uncle cheated ” cut into, produce salary list: let the students work together at the same table to help Uncle Li calculate the average salary is not