Students’ mathematical conceptual understanding during online learning

This study aims to obtain an overview of students' mathematical conceptual understanding during online learning. The method used in this research was descriptive qualitative with the research subject were the 20 fourth grade of elementary school students in Garut Regency. They were selected through purposive sampling techniques. Data were collected through test instruments related to students' mathematical conceptual understanding and interview guidelines related to online learning problems. The result showed that fourth grade students’ ability to understand mathematics concepts was not optimal. Learning strategies that optimized online learning platform did not work well.