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小学算术教学大纲(修订草案)上指出:“小学算术教学的目的,主要是使儿童能够自觉地、正确地和迅速地进行整数运算……”。为什么主要是进行整数运算呢?怎样去理解自觉地、正确地和迅速地进行整数运算呢? 关于第一个问题我是这样体会的。所谓整数就是麦示物体个数的一二三四五……的自然数(包括零在内),它是清点物体个数的结果,是由于人类日常生活的实际需要而产
The Primary Mathematics Teaching Syllabus (Revised Draft) states: “The primary purpose of arithmetic teaching in primary schools is to enable children to perform integer arithmetic consciously, correctly and promptly ...”. Why is the main integer arithmetic operation? How to understand Consciously, correctly and quickly integer arithmetic? On the first question I understand this way. The so-called integers are the natural numbers (including zero) of the number of objects in the wheat list, which is the result of counting the number of objects and is due to the actual needs of human daily life