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 Three Key Questions to Answer Before Taking Social Security When to start? Should I continue to work? How can I maximize my benefit? Required Reading: The Economic Report of the President The Economic Report of the President can help identify the forces driving — or dragging — the economy. Extended Care: A Patchwork of Possibilities What is your plan for health care during retirement?