小学生的计算能力是数学学习的重要能力之一,也是最容易出现错误的.小学生出现错误的原因是多,有内因也有外因,更应因材施教,以提高其计算能力. The calculation ability of primary school students is one of the most important abilities of mathematics learning and also the most prone to error. There are many reasons why primary school students make mistakes. There are also internal and external causes, so they should be taught in accordance with their aptitudes in order to improve their computing abilities.