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 Is a Variable Annuity Right for Me? Pundits go on and on about how “terrible” or “wonderful” annuities are, but they never talk about whether annuities are right. Replacing Your Medicare Card Learn how to replace your lost, stolen, or damaged Medicare card in this helpful article. Required Reading: The Economic Report of the President The Economic Report of the President can help identify the forces driving — or dragging — the economy.