分式运算求值题可以说既突出了代数式的运算、变换的基础知识和基本技能,又注意了数学思想和方法,在历年的中考试题中也常有出现,因此,熟悉它们的题型和常用方法是十分必要的。现分析如下,供同学们学习参考之用。 Fractional operation evaluation questions can be said not only highlight algebraic operations, basic knowledge and basic skills of the transformation, but also pay attention to mathematical ideas and methods, and often appear in the examination questions of the past years. Therefore, familiar with their questions and The common method is very necessary. The analysis is as follows for the students to learn reference.