按比例分配应用题是在学生学习了比的意义、分数和比的关系以及分数应用题等有关知识的基础上教学的。按比例分配是平均分配的拓展。按比例分配应用题的解题方法较多,根据学生的知识基础,可以运用整数、分数的知识来解答。教学中,可以鼓励学生根据知识间的联系, Proportionate application questions are taught on the basis of the student's knowledge of the ratio, the relationship between the scores and the ratio, and the scores of applied questions. Proportional distribution is an extension of the average distribution. According to the student's knowledge base, you can use integer and fractional knowledge to answer the question. Teaching, you can encourage students based on the connection between knowledge,