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笔者多年从事小学数学教学,有幸得以进入各年级深入教学。经过多年的教学体验、思考、学习,笔者认为一至六年级的教材编排自始自终以单位“1”为出发点和发展中心线,根据学生认识水平的发展,逐级深入和拓展,现将单位“1”的发展历程从一至六年级分别描述。笔者多年从事小学数学教学,有幸得以进入各年为出发点和发展中心线,根据学生认识水平的发展,逐级深入和拓展,现将单位“1”的发展历程从一至六年级分别描述。
The author for many years in primary school mathematics teaching, fortunate enough to enter all levels of in-depth teaching. After many years of teaching experience, thinking and studying, I think the first to the sixth grade textbook layout from the beginning to the end unit “1 ” as the starting point and development center line, according to the level of student awareness, step by step in-depth and expansion, is The unit “1 ” course of development from the first grade to the sixth grade are described separately. The author for many years engaged in primary school mathematics teaching, fortunate enough to enter each year as the starting point and development center line, according to the level of student awareness, step by step in-depth and expansion, now unit “1 ” development course from the first grade to the sixth grade respectively describe.