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国标本数学教材新增加了《找规律》的内容,苏教版四年级上册“找规律”是学生首次接触找规律这一数学内容,教学目的是让学生发现一一间隔排列的两种物体之间的数量关系这一规律,并能够利用其解决生活中简单的实际问题。五年级上册的找规律是在学生四年级已经学习了间隔排列的两种物体个数之间的关系的规律,以及对几种物体进行搭配或排列的规律的基础上,研究一些生活中周期变化的规律,通过
The textbook of the national standard has added the content of “looking for the law”. The fourth grade of the Soviet version of the book “find the law” is the first time students contact the law to find the mathematical content, the purpose of teaching is to enable students to find one by one interval of two The relationship between the quantity of objects is a law of this kind, and it can be used to solve simple practical problems in life. The fifth grade on the law to find the law is in the fourth grade of the students have studied the relationship between the number of the two objects spaced law, and several objects on the basis of collocation or arrangement, the study of some life cycle changes The law, passed