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分数加减法在整个分数四则计算中是个难点，内容较多，步骤也比较复杂，学生不易掌握，往往出错。为使学生更好地理解和掌握分数加减法的计算法则，正确迅速地进行分数加减法计算，教学时应注意以下几点：分数加减法在整个分数四则计算中是个难点，内容较多，步骤也比较复杂，学生不易掌握，往往出错。为使学生更好地理解和掌握分数加减法的计算法则，正确迅速地进行分数加减法计算，教学时应注意以下几点：
Score addition and subtraction in the entire score of four calculations is a difficult point, more content, steps are more complicated, students are not easy to grasp, and often mistakes. In order to enable students to better understand and grasp the calculation rules of the addition and subtraction, it is necessary to pay attention to the following points in teaching correctly and quickly: The addition and subtraction of points is a difficult point in the calculation of the entire score of four, More steps are more complex, students are not easy to grasp, and often make mistakes. In order to enable students to better understand and master the calculation rules of the addition and subtraction, it is necessary to correctly calculate the additions and subtractions of the scores. Teaching should pay attention to the following points: