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 Money Draining Food Myths These food myths will really put a drain on your wallet. Tuning Your Social Security Benefit When should you take your Social Security benefit? What Is a 1031 Exchange? A look at 1031 Exchanges, a real estate investment strategy that may allow you to defer your capital gains taxes.