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本单元的教学内容主要有:整十数和几百几十除以一位数的口算;两、三位数除以一位数的笔算、估算;除法的验算。信息窗解读:信息窗1按时交货一、情境图解读本信息窗呈现的是一个风筝加工车间的场景,一边是工人们正在加工风筝,一边是车间主任和厂长在谈话。通过生产进度表以及对话中提供的信息,启发学生提出“各种风筝平均每天要做多少只”等12个问题。二、知识点简析
The main contents of this unit are: the whole number of ten and hundreds of dozens divided by one-digit mouth count; two or three digits divided by one-digit pen count, estimation; division of the check. Information Window Interpretation: Information Window 1 Delivery on Time I. Situational Interpretation This information window presents a scene of a kite processing plant, where workers are processing kites while the director of the workshop talks with the director. Through the production schedule and the information provided in the dialogue, students are encouraged to come up with 12 questions such as “How many kites should be made per day on average?” Second, the knowledge point analysis