How to infiltrate the idea of combining numbers and shapes into the ecological classroom of primary school mathematics
It is an active, conscious or automatic attitude and consciousness to understand and use numbers, a thinking method that permeates the combination of numbers and shapes in the teaching of numbers, and helps students to establish a sense of numbers, a direct, rapid, correct and sensitive feeling ability for mathematical objects and materials. "Mathematics Curriculum Standard" points out: "The sense of number is mainly manifested in understanding the meaning of number; Numbers can be expressed in many ways.