A GRADED RESPONSE MODEL APPROACH TO ASSESS MATHEMATICAL CRITICAL THINKING ON FRACTION PROBLEMS IN JUNIOR HIGH SCHOOL. ALGORITMA: Journal of Mathematics Education, [S. l.], v. 8, n. 1, p. 63–77, 2026. DOI: 10.15408/ajme.v8i1.51066. Disponível em: https://journal.uinjkt.ac.id/index.php/algoritma/article/view/51066. Acesso em: 8 jul. 2026.