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 Social Security: By the Numbers Here are five facts about Social Security that might surprise you. Inflation and the Real Rate of Return Learn about the role of inflation when considering your portfolio’s rate of return with this helpful article. Investing for Impact Learn how to build a socially conscious investment portfolio and invest in your beliefs.