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比较有理数的大小是有理数的重点。我们要掌握有理数大小比较法则,能根据法则和有理数在数轴上表示的点的位置来比较有理数的大小.在学习中,要注意以下两个方面.
The size of rational numbers is the focus of rational numbers. We must master the rational number size comparison rule, and we can compare the sizes of rational numbers according to the positions of the points represented by laws and rational numbers on the axis. In the study, we should pay attention to the following two aspects.