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“两种分法的对比”是小学数学第三册第四单元除法的初步认识中的重要内容。它是在学习了两种分法的基础上,为进一步理解除法的含义而进行教学的。通过调动学生的多种感官,采用对比的方
The “comparison of the two points” is an important part of the preliminary understanding of the fourth unit division of the third volume of elementary mathematics. It is based on the study of the two points, in order to further understand the meaning of the division and teaching. By mobilizing the many senses of students, a contrasting party is used