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新课程标准的基本理念指出:“数学教育要面向全体学生,人人学有价值的数学,人人都获得必需的数学,不同的人在数学上得到不同的发展。”随着新课改的层层深入,这种理念已渗透到了教育教学的各个层面,当然也渗透到了每节课的练习设计中。练习是一种有目的、有计划、有步骤、有指导的教学训练活动,是学生掌握知识、形成技能、发展智力、培养能力、养成良好学习习惯的重要手段;也是教师掌握教学情况,进行反馈调节的
The basic idea of the new curriculum standard states: “Mathematics education should be for all students and everyone should learn valuable mathematics. Everyone has the necessary mathematics, and different people get different developments in mathematics.” With the new lesson Change the level of depth, this philosophy has infiltrated into all aspects of education and teaching, of course, also infiltrated into the practice of each class design. Practice is a purposeful, planned, step-by-step instructional training activity. It is an important means for students to acquire knowledge, form skills, develop intelligence, develop their abilities, and develop good study habits. Teachers also master teaching situations and conduct Feedback adjustment