International Journal of Education. 2020; 2: (1) ; 10.12208/j.ije.20200008.
Numbers play a vital role in people's lives. Counting can be used not only to understand things around you, but also to express and communicate. It is also an effective tool for solving problems in life, and it is also the foundation for students' math learning. The "Mathematics Curriculum Standards" clearly puts "number sense" as the content of mathematics learning. Among the ten core concepts of the new curriculum, "number sense" is placed in the first place. It can be seen that the concept of "number sense" is understood and allowed The new curriculum emphasizes and values students' sense of number in the process of mathematics learning.