Fifth grade students’ difficulties in solving addition of fractions. Indonesian Journal of Science, Technology, Engineering, Art, and Mathematics Education, [S. l.], v. 1, n. 1, p. 16–26, 2022. DOI: 10.33578/. Disponível em: https://ijsteame.ejournal.unri.ac.id/index.php/ijsteame/article/view/53. Acesso em: 18 oct. 2025.