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数感是人的一种基本数学素养,是学生认知数学对象进而成为数学气质的心智,是学习数学的重要变量。它来自数学实践活动,又指导数学实践活动,是一个渐进的、沉积的、积累的过程。教师应在数学教学活动中,让学生在对数的充分感知、感应和感受中,发展学生的数感。一、联系生活,获取
Sense of number is a kind of basic mathematical literacy of man, which is the mind of students who recognize mathematical objects and then become mathematical temperament, which is an important variable for learning mathematics. It comes from the practice of mathematics, but also to guide the practice of mathematics is a gradual, sedimentary, accumulated process. Teachers should develop students’ sense of number in the teaching activities of mathematics so that students can fully understand, sense and feel the logarithm. First, contact life, access