The third meeting of mathematics core literacy does not include observing the real world with mathematical eyes, thinking about the real world with mathematical thinking and expressing the world outside the real world with mathematical language. According to the relevant public information, the third meeting of mathematics core literacy is to observe the real world with mathematical eyes, think about the real world with mathematical thinking and express the real world with mathematical language, which is the basic requirement of mathematics education goal, education content and teaching required by compulsory education curriculum standards.