The core literacy of the 2022 edition of academic education is practiced every day. According to the query of Education Network, it can be seen that the two parts, namely, the consolidation exercise of mathematics foundation and the improvement exercise of literacy in the fifth grade of primary school, are the daily exercises of the core literacy of the 2022 edition of academic marginal education. Primary school is a school where people receive primary formal education. It is an important part of basic education and belongs to nine-year compulsory education.