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 Ways to Supplement Your Medicare Coverage There are numerous ways to supplement your Medicare insurance coverage. This article helps you explore your options. Deciding When to Take Social Security One of the most common questions people ask about Social Security is when they should start taking benefits. Contributing to an IRA? Determine if you are eligible to contribute to a traditional or Roth IRA.