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【教学内容】义务教育课程标准实验教材人教版数学五年级下册第132～133页“实践活动”。【学情分析】学生在四年级上册“数学广角”中已经接触到有关优化思想的知识,尝试过从解决问题的多种方案中寻找最优方案,而且此时学生也具有一定的观察、操作和研究能力。这些都为本节课的学习打下了良好的基础。“打电话”是结合学生生活中熟悉的医生打电话通知护士这一现实,综合应用知识解决问题。
Teaching content compulsory education curriculum standard experimental textbook PEP fifth grade volumes of the first 132 ~ 133 pages “practice activities ”. [Analysis] Students in the fourth grade on the book “Mathematics Wide Angle ” has access to knowledge about the idea of optimization, trying to find the best solution from a variety of programs to solve the problem, but this time students also have some observations , Operational and research skills. These are laid for a good foundation for the study of this lesson. “Call ” is a combination of the familiar doctors in the student life to call nurses this reality, comprehensive application of knowledge to solve the problem.