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Can I sort out the first grade without a form?
Generally, you need to fill in a form, sort out and classify the data according to the requirements, arrange the data in a certain order, and make a form, which is a simple statistical table. When counting in pictographic statistical chart, we should not only count the number of each object, but also pay attention to the corresponding relationship between the object and the number when filling in.

According to certain classification standards, and after simple data collation. Through the sorting process, you can express and analyze the classification results in your own way, and also ask other simple questions according to the data.

We can deepen and consolidate the relationship among classification, ranking and calculation through different classification standards, ranking and comparison. It can also reflect the important role of classification in the development of mathematical thinking ability.

The ultimate goal of learning classification is to better serve life. As can be seen from the figure, we can get many results and make better decisions by sorting the data. If these children go home as guests, will they know which fruits can be prepared more and which fruits should be prepared less? ...

Classification is closely related to life and cannot be aimless classification. We must choose the appropriate classification standard according to the specific situation in order to be the most suitable classification.