HUDAI, H. PENERAPAN MODEL PROBLEM BASED LEARNING BERBANTUAN ALAT PERAGA DAN MEDIA DIGITAL DALAM MENINGKATKAN PEMAHAMAN KONSEP PENGURANGAN. STRATEGY : Jurnal Inovasi Strategi dan Model Pembelajaran, [S. l.], v. 5, n. 4, p. 725-731, 2025. DOI: 10.51878/strategi.v5i4.7866. Disponível em: https://jurnalp4i.com/index.php/strategi/article/view/7866. Acesso em: 24 jan. 2026.