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数感是人的一种基本的数学素养,是人主动、自觉地理解和运用数的态度和意识。具有良好数感的人,对数的意义和运算有灵敏而强烈的感悟力。提高学生数学素养的重要途径就是建立数感。但学生的数感建立不是一蹴而就的,是在学习过程中逐步体验和建立起来的。教学中要结合学生的年龄特点和教材本身的逻
Sense of a few people is a basic mathematical literacy, is a person’s initiative and consciously understand and use the number of attitudes and awareness. Have a good sense of the number of people, the meaning of the logarithm and operation are sensitive and strong perception. An important way to improve students’ mathematical literacy is to establish a sense of number. However, the establishment of a sense of the number of students is not accomplished in one action, and is gradually experienced and established in the learning process. Teaching should combine the age characteristics of students and the logic of the textbooks themselves