Finance Calculator

Find the monthly payment for a fixed-rate loan, or the loan amount a monthly payment can cover.

Finance Calculator helps you find the monthly payment for a fixed-rate loan, or the loan amount a monthly payment can cover. Enter loan amount, monthly payment, annual interest rate, and loan term, review the breakdown, and use the guidance below to understand what the number means — and what it does not. What the Finance calculator does Finance Calculator is built for money decisions — loans, savings, payments, and taxes. Find the monthly payment for a fixed-rate loan, or the loan amount a monthly payment can cover. You enter loan amount, monthly payment, annual interest rate, and loan term, then Simple Calculators computes the result instantly. Rates, fees, and tax rules vary by lender and country, so treat results as planning numbers, not a contract. How the math works Choose what to Solve for. For Monthly payment, enter the Loan amount, Annual interest rate and Loan term in years; payment = amount × r × (1 + r)^n ÷ ((1 + r)^n − 1), where r is the annual rate ÷ 12 and n is the number of monthly payments. For Loan amount, enter the Monthly payment instead and the same formula is worked backwards. It assumes a fixed rate, equal monthly payments that pay the loan off in full (amort…