1.在操作过程中重视学生表述算理能力的培养 低年级学生的思维以具体形象为主要形式,他们的语言又以形象性表述为主。教学中通过操作活动,加强学生表述算理能力的培养,能起到操作和思维同步发展的作用,更有助于学生理解掌握知识。 例如:在教学“两数相差多少”的应用题时,让学生做如下操作: 1. In the process of operation emphasis on students to express the ability to deal with the expression of the thinking of students in lower grades to the specific image as the main form of their language and image-based expression again. Teaching through the operation of activities to enhance students' ability to express mathematical skills, can play a synchronized operation and development of thinking, but also help students understand and master the knowledge. For example: In the teaching of “how many differences between the two” application questions, let the students do the following: