• Total billing: IDR 600,000/6 months = IDR 100,000
• Monthly service fee: 0.5% x IDR 600,000 = IDR 3,000
• Total monthly installments: IDR 100,000 + IDR 3,000 = IDR 103,000
• Total billing: IDR 103,000 x 6 months = IDR 618,000
• Total billing: IDR 600,000/6 months = IDR 100,000
• Monthly service fee: 0.5% x IDR 600,000 = IDR 3,000
• Total monthly installments: IDR 100,000 + IDR 3,000 = IDR 103,000
• Total billing: IDR 103,000 x 6 months = IDR 618,000