在讲清乘法意义的基础上,我按照知识的整体结构,着重从三个方面改革了表内乘法的教学。一、引导学生系统编制乘法口决。按传统的教学方法,口决先是一组一组地出现,然后一句一句地进行推导记忆。知识是分散出现的,不利于理解口决的整体结构,不容易掌握其规律。我把乘法口决集中在一起教,引导学生动手、动脑、动口,自 On the basis of clarifying the meaning of multiplication, according to the overall structure of knowledge, I reformulated the teaching of multiplication in the table from three aspects. First, guide the student system to compile multiplication decision. According to the traditional teaching method, the oral decision first appears in groups and then sentence by sentence to derive the memory. Knowledge is scattered, is not conducive to understanding the overall structure of oral decisions, it is not easy to grasp its laws. I put the multiplication of the mouth together to teach, to guide students hands, brains, mouth, since