APPLICATION OF PROBLEM-BASED LEARNING BASED ON ETHNOMATHEMATICS CANDI IJO TO IMPROVE MATHEMATICS LEARNING OUTCOMES ON FLAT BUILDINGS MATERIAL STUDENTS OF MTSN 9 BANTUL. Proceedings of the International Conference on Education, [S. l.], v. 11, n. 02, p. 70–80, 2025. DOI: 10.17501/24246700.2025.11205. Disponível em: https://proceedings.tiikmpublishing.com/index.php/icedu/article/view/1754. Acesso em: 7 dec. 2025.