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【设计理念】新课标明确指出数学教学是数学活动的教学,是师生之间交往互动与共同发展的过程。在教学中要创设有助于学生自主学习的问题情景,激发学生学习的潜能,鼓励学生大胆创新与实践。【教学活动】一、创设问题情景(多媒体出示课件)老师:在一块长16m、宽12m的矩形荒地上,要建造一个花园,并使花园所占面积为荒地面积的一半。假如你是设计师,你能设计方案吗?布置任务:同学们认真审题,理解题意后,分组进行讨论,设计
Design Concept The new curriculum clearly states that math teaching is a teaching of math activities and a process of interaction, interaction and common development between teachers and students. In teaching, it is necessary to create problems that help students to learn independently, stimulate students’ potential for learning, and encourage students to make bold innovations and practices. 【Teaching Activities】 I. Creating Problem Scene (Multimedia Courseware) Teacher: On a rectangular wasteland of 16m in length and 12m in width, it is necessary to build a garden and make the garden occupy half of the wasteland. If you are a designer, can you design a program? Disposition tasks: Students carefully review questions, understand questions, group discussions, design