1. The difference between compulsory education and high school mathematics core literacy lies in that the compulsory stage pays attention to the foundation and the high school stage pays attention to understanding the essence of mathematics. The connection is that the high school stage is an extension of the core literacy of mathematics in the compulsory stage.

2. Mathematics core literacy is an important symbol and embodiment of students' mathematics literacy. Mathematics core literacy embodies the essence and thought of mathematics, and mathematics core literacy embodies the overall requirements of curriculum ideas and objectives.