Paying Off a Credit Card Enter various payment options and determine how long it may take to pay off a credit card. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Capital Gains Tax Estimator Use this calculator to estimate your capital gains tax. The Financial Literacy Crisis Many Americans are operating their personal finances with only the barest minimum of knowledge. Does Your Child Need to File an Income Tax Return? When your child has income, there’s a good chance that he or she will need to report it and pay taxes.