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 Protecting Your Home Against Flood Loss Protect yourself against the damage that your homeowners policy doesn’t cover. What's New for Social Security? There have been a number of changes to Social Security that may affect you, especially if you are nearing retirement. Saving for College 101 Here’s a crash course on saving for college.