SARAGIH, Hotlina Andriani; AIN, Siti Quratul. Analisis Kesulitan Belajar Matematika Pada Materi KPK dan FPB Siswa Kelas IV SD Negeri 48 Pekanbaru. IJoIS: Indonesian Journal of Islamic Studies, [S. l.], v. 3, n. 1, p. 27–35, 2022. DOI: 10.59525/ijois.v3i1.93. Disponível em: https://journal.civiliza.org/index.php/ijois/article/view/93. Acesso em: 8 feb. 2026.