Ramadhan, M. Hasbi, Zulkardi Zulkardi, and Ratu Ilma Indra Putri. “Designing Learning Trajectory for Teaching Fractions Using PMRI Approach With a Chessboard Context”. SJME (Supremum Journal of Mathematics Education) 6, no. 2 (July 25, 2022): 162–170. Accessed December 28, 2024. https://journal.unsika.ac.id/supremum/article/view/5866.