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 Mastering Mobile Lingo Do you understand these common mobile slang terms? Filing Final Tax Returns for the Deceased The federal government requires deceased individuals to file a final income tax return. The Business Cycle How will you weather the ups and downs of the business cycle?