Nur’aeniNeneng, and Wahyudin. “The Analysis Of Students’ Understanding Of Mathematical Concepts In Solving Questionsopen Ended On Percent Materials Students’ ”. International Conference on Elementary Education 6, no. 1 (June 25, 2024): 354-362. Accessed May 28, 2025. https://proceedings.upi.edu/index.php/icee/article/view/3634.