AMANDA PRASASTI; DEPRIYANTI DEPRIYANTI; EKA YULIANTI; SYUTARIDHO SYUTARIDHO. Penerapan LKPD Operasi Penjumlahan dan Pengurangan Bilangan Bulat Berbasis Problem Solving . Bilangan : Jurnal Ilmiah Matematika, Kebumian dan Angkasa, [S. l.], v. 3, n. 3, p. 62–69, 2025. DOI: 10.62383/bilangan.v3i3.522. Disponível em: https://journal.arimsi.or.id/index.php/Bilangan/article/view/522. Acesso em: 5 jun. 2025.