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 Eight Mistakes That Can Upend Your Retirement There are common mistakes you can avoid when saving for retirement. Choosing a Business Structure Entrepreneurs all face the same question, “Which business structure should I adopt?” The Cost of Medical Care Learn about the risks of not having health insurance in this informative article.