论文部分内容阅读
一、纵向复习,以课本为基本复习内容。根据课本上知识和技能训练,采取下列方法: 1.先单项,后综合,精讲多练。复习每一项知识,教师都要设计一套体系完整、难易适中的单项练习。单项练习涉及面小,反馈迅速,便于教师及时地、有针对性地纠正错误。设计单项练习时要特别注意:突出重点、重在难点。如:小数加减法这部分知识,重点在小数点对齐上。小数乘法,重点在确定积的小数位数上。而小数除法,重点在如何把除数转化为整数。再如:应用商不变的性质进行除法运算时(被除数、
First, longitudinal review to textbooks as the basic review content. According to textbooks on knowledge and skills training, to take the following methods: 1. The first single, after the comprehensive, concise and more practice. Review each knowledge, teachers should design a complete system, easy to moderate single practice. Single practice involves small face, rapid feedback, to facilitate timely and targeted teachers to correct mistakes. Special attention should be given to the design of individual exercises: highlighting the key, focusing on the difficulties. Such as: decimal addition and subtraction of this part of knowledge, focusing on the decimal point alignment. Fractional multiplication, with a focus on determining the fractional product of the product. The decimal division, the key is how to divide the divisor into an integer. Another example: the same nature of the application business division (dividend,