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 Countering Counterfeit Currency Combating counterfeiting remains core to preserving the integrity of the nation’s money. Four Steps to Valuing an Estate Determining the value of your estate, or for someone who has passed away, can be a complex undertaking. Best-Performing Asset Classes Bonds may outperform stocks one year only to have stocks rebound the next.