The "Compulsory Education Mathematics Curriculum Standards (2022 edition)" proposes to determine the core literacy oriented curriculum objectives, so that students can form and develop the core literacy needed for future social and personal development through the learning of mathematics. In the teaching suggestions, it is also clearly pointed out that strengthening situation design and problem raising plays an important role in promoting students' active participation in mathematics teaching activities, and students should form and develop mathematics core literacy in activities. The topic of core literacy has arisen a new wave in the educational circle. What kind of changes will the core accomplishment of the subject bring about in the educational concept, curriculum design, teaching mode, learning mode and teaching evaluation? For front-line teachers, a series of problems come one after another. How to truly implement the teaching concept and teaching goal of developing students' core literacy into teaching practice? What kind of approaches are needed, what specific teaching methods or teaching forms are adopted, what professional qualities are needed, and how to improve their professional qualities to meet the requirements of the country and society for this content, etc.