BAHURUDIN SETAMBAH, M. A. Meningkatkan kemahiran penambahan dan penolakan pecahan pelajar tahun 4 melalui Fraction Cipher: Improve adding and subtracting skills 4th year students through Fraction Cipher. Jurnal Pendidikan Sains dan Matematik Malaysia, [S. l.], v. 9, n. 1, p. 26–35, 2019. DOI: 10.37134/jpsmm.vol9.1.4.2019. Disponível em: https://ojs.upsi.edu.my/index.php/JPSMM/article/view/2978. Acesso em: 30 apr. 2024.