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Sembiring, A. S., & Tampubolon, K. . (2023). Pembelajaran Operasi Hitung Aritmatika Sosial dengan Menerapkan Metode Computer Based Instruction (CBI) di panti Asuhan Talenta Delpita Medan. MEANS (Media Informasi Analisa Dan Sistem), 7(2), 222–226. https://doi.org/10.54367/means.v7i2.2421