HUMAM, Nasikhul; PUTRI, Arzella Devi Ristia; RAMADHANI, Naila Azzahra; ERMAWATI, Diana. Analisis Kesulitan Siswa Kelas II dalam Pemecahan Masalah Matematis Materi Penjumlahan Pengurangan. RIGGS: Journal of Artificial Intelligence and Digital Business, [S. l.], v. 4, n. 2, p. 4119–4126, 2025. DOI: 10.31004/riggs.v4i2.1180. Disponível em: https://journal.ilmudata.co.id/index.php/RIGGS/article/view/1180. Acesso em: 16 jun. 2026.