以“1”为基础标准揭示数和数学中部分和整体关系的系统性教学实验
이“1”위기출표준게시수화수학중부분화정체관계적계통성교학실험
A SYSTEMATIC TEACHING AND LEARNING EXPERIMENT OF APPLYING THE KNOWLEDGE OF THE PART-WHOLE RELATIONSHIP WITH “l” AS THE UNDERLYING BASIS