ROSMAWATI, Eros. MENINGKATKAN KEMAMPUAN OPERASI PENJUMLAHAN BILANGAN PECAHAN MELALUI METODE DEMONSTRASI. Jurnal Pendidikan Dasar, [S. l.], v. 11, n. 02, p. 291–302, 2021. DOI: 10.21009/jpd.v11i02.20728. Disponível em: https://journal.unj.ac.id/unj/index.php/jpd/article/view/20728. Acesso em: 24 nov. 2024.