苏教版(国标本)新教材是一套在新课程理念指导下编写而成的十分优秀的教材,随手翻看,到处可见精彩的教材内容,其间,无处不散发出新课程诱人的芬芳。由于上研究课的需要,笔者近日认真学习了四年级下册第66页至68页的“倍数和因数”这一教材内容,发现这一内容的编写新颖独特,很有 The new teaching material of the Sujiao Edition (National Standard Version) is a set of excellent teaching materials compiled under the guidance of the new curriculum concept. With the help of the manual, the contents of the teaching materials can be seen everywhere. In the meantime, fragrance. Due to the need of research class, I recently carefully studied the content of the “multiple and factor” in the fourth grade volumes of the next 66 to 68 pages, found that the preparation of this content is unique, very