HANSA, S.; ABDULHAMID, L.; MATHEWS, C.; TSHESANE, H.; ESSIEN, A. A. Exploring trends in pre-service teachers’ additive reasoning: A quasi-longitudinal analysis of three-year cohorts: . South African Journal of Higher Education, [S. l.], v. 40, n. 1, p. 82–96, 2026. DOI: 10.20853/40-1-6605. Disponível em: https://www.journals.ac.za/index.php/sajhe/article/view/6605. Acesso em: 1 apr. 2026.