Before calculating
Prepare Loan amount, Annual interest rate from lender and Repayment term. Check the assumptions shown for this loan amortization calculator before entering a scenario. Enter the original principal, a fixed annual rate, and the number of monthly payments. Select Calculate to keep the inputs and method visible beside the result. Use the lender’s official amortization schedule for any payoff, prepayment, or balance decision. Keep units, dates, currency, and time periods consistent.