URAL, Alattin. AN EXAMINATION OF 7TH GRADE STUDENTS’ MISTAKES IN ALGEBRAIC EXPRESSIONS. The Eurasia Proceedings of Educational and Social Sciences, [S. l.], v. 4, p. 168–171, 2016. Disponível em: https://epess.net/index.php/epess/article/view/173. Acesso em: 14 mar. 2025.