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提价、降价问题是百分数应用题中的一个难点。许多同学不能掌握分析方法,不能准确解答。这里给同学们介绍一下解题方法。
Price increases, the issue of price reduction is a problem in the application of the percentage. Many students can not grasp the analytical method, can not accurately answer. Here to the students about the problem-solving methods.