Should I Pay Off Debt or Invest? This calculator will help determine whether you should invest funds or pay down debt. 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 9 Facts About Social Security There are things about Social Security that might surprise you. 5 Key Points for Choosing a Life Insurance Policy While price is a big factor, there are other important factors to consider when choosing the right life insurance policy for you. From Boats to Brokers From the Dutch East India Company to Wall Street, the stock market has a long and storied history.