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“数形结合”思想是一种通过“数”与“形”有机结合解决问题的一种思想方法。下面谈谈“数形结合”思想在小学数学教材中的渗透与教学中的一些具体应用。一、数形结合思想在教材中的渗透1.数与代数领域苏教版教材在整数、小数、分数及其四则运算等各个部分的安排,都是将“数”与具体的实物、图形或生活中的实际事例等联系起来,借以帮助学生理解抽象的概念。例如一年
The idea of “combination of numbers and shapes” is a way of thinking that is solved through the organic combination of “number” and “shape”. Now let’s talk about the concrete application of the idea of “combination of numbers and numbers” in elementary mathematics teaching materials and teaching. First, the combination of ideas with figures in the textbook infiltration 1. Number and algebra fields Supian version of textbooks in the integer, decimal, fractional and its four operations and other parts of the arrangement, are the “number” and the specific physical, Graphic or living examples of life in order to help students understand the concept of abstraction. For example, one year