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 Retirement and Quality of Life Asking the right questions about how you can save money for retirement without sacrificing your quality of life. The Business Cycle Understanding the economy's cycles can help put current business conditions in better perspective. The Sequence of Returns A look at how variable rates of return impact investors over time.