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 Does Your Portfolio Fit Your Retirement Lifestyle? Lifestyle considerations in creating your retirement portfolio. Medicare At 65+ 65 or older? It may be time to enroll in Medicare. Read to learn if you’re eligible. Succeeding at Business Succession There are a number of reasons for business owners to consider a business succession plan sooner rather than later.