Analysis of Students ' Ability to Understand Mathematical Concepts In Terms of Learning Interests

Understanding the concept is ability to absorb and understand mathematical ideas interest in learning are impulses students psychically something with full awareness, calmness, discipline cause individuals actively happy do it. This study aims analyze of concepts terms interests. The subjects this were MIA2 grade Christian High School 2 Soe even semester school year 2021/2022 as many 30 students. method used descriptive qualitative data collection techniques using tests, questionnaires, interviews. analysis technique follows Miles Huberman model a validity test triangulation technique. results showed that interests varies. Students high level by 20% able achieve four out six indicators concepts. moderate 63% three understanding low 17% two