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 Eight Mistakes That Can Upend Your Retirement There are common mistakes you can avoid when saving for retirement. The Sequence of Returns A look at how variable rates of return impact investors over time. Counteracting Capital Gains with Tax-Loss Harvesting You may have heard the phrase "tax-loss harvesting." A financial professional may be able to provide some guidance.