运算能力是指对记忆能力、计算能力、观察能力、理解能力、联想能力、表述能力、逻辑思维能力等数学能力的统称。造成学生运算能力不过关的因素有:固定的思维方法、心理上的不重视以及教师自身的原因。提高学生运算能力分为三个层次:运算的准确性——基本要求;运算的合理、简捷、迅速——较高要求;运算的技巧性、灵活性——高标准要求。 Computing ability refers to the memory, computing ability, observation ability, comprehension, associative ability, presentation ability, logical thinking ability and other mathematical capabilities collectively. The factors that cause the students’ computing abilities but pass the exam are: the fixed thinking method, the psychological neglect and the teacher’s own reason. Improve the computing power of students is divided into three levels: the accuracy of the operation - the basic requirements; computing is reasonable, simple and rapid - higher requirements; computing skills, flexibility - high standards.