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教完了“折线统计图”后,我让学生完成苏教版小学数学五年级下册《课课练》整理与练习,旨在通过练习使学生进一步提高识图和用图的能力;感受复式折线统计图的特点,体会统计在现实生活中的应用,感受统计方法对于分析问题、解决问题的价值,增强学生参与统计活动的兴趣。练习中有这样一道题:下面是文峰大世界2012年上半年销售彩电和冰箱情况统计图,请看图回答问题。
After teaching “Line Statistics”, I let the students finish the “Lesson Practice” in the fifth grade of the Sujiao Primary School. The aim is to enable students to further enhance the ability of using the knowledge and the drawing. The characteristics of the compound polyline chart, experience the application of statistics in real life, feel the value of statistical methods for analyzing problems, solving problems, and enhancing students’ interest in participating in statistical activities. There is such a question in the exercise: Here is the Wenfeng big world in the first half of 2012 sales of color TV and refrigerator statistics chart, please see the diagram to answer questions.