小学数学的主要内容,可以用“加、减、乘、除、和、差、积、商”这八个字来概括。整数、小数、分数的四则运算的“正确、迅速、合理、灵活”对于提高小学数学质量具有重要的意义。国外有的小学数学教学目的中只提两句话:一是掌握整数、分数的运算;二是提高学习数学的兴趣。下面就如 The main content of primary school mathematics can be summed up with the words “add, subtract, multiply, divide, and, difference, product, quotient”. Integer, decimal, fractional four arithmetic “correct, rapid, reasonable and flexible” to improve the quality of primary school mathematics is of great significance. Some foreign primary school mathematics teaching purposes only two words: First, grasp the integer, fractional computing; the second is to improve interest in learning mathematics. Just below