Loan Calculator Use this calculator to view the total interest and total payment for a mortgage based on the loan amount, years of payments, and annual interest rate you enter. Ratio Calculators Use these calculators to assess your company's liquidity, profitability and efficiency based on your financial statement data. Time To Payoff Credit Card Use this calculator to calculate the monthly payment and length of time it will take to pay off your credit card. Social Security Calculator Estimate your Social Security benefits using the Social Security Administration's Quick Calculator.