CEMALETTIN IŞIK; TUĞRUL KAR. Analyzing Problems Posed by 7th Grade Students for Addition Operation with Fractions. Elementary Education Online, [S. l.], v. 11, n. 4, p. 1021–1035, 2023. Disponível em: https://ilkogretim-online.org/index.php/pub/article/view/5149. Acesso em: 22 dec. 2024.