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 Message Thank you! Oops! Related Content Retirement Questions That Have Nothing to Do With Money Things to consider before retirement. Should You Tap Retirement Savings to Fund College? There are three things to consider before dipping into retirement savings to pay for college. Financial Aid for Students 101 Help your college-bound child explore scholarships, grants, and more with this article on paying for higher education.