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Comparative Study on Academic Achievements of Senior High School Learners in Mathematics ‘Before-and-During’ Pandemic. San Eugenio: A Multidisciplinary Journal, [S. l.], v. 4, n. 1, 2026. DOI: 10.64887/ccdvdt97. Disponível em: https://semj.ndmc.edu.ph/index.php/ndmc-journal/article/view/48. Acesso em: 3 aug. 2026.