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 Insurance Needs Assessment: When You're Newly Married Marriage changes everything, including your insurance needs. How to Read Your Credit Report Solve a mystery while learning how important your credit report is with this story-driven interactive. Silver Sneakers 101 Medicare’s popular program, offering free gym membership and health education.