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 What Do Your Taxes Pay For? Here's a breakdown of how the federal government spends your tax money. The Lowdown on Those Free Credit Scores What’s the deal with your yearly free credit report? Four Steps to Valuing an Estate Determining the value of your estate, or for someone who has passed away, can be a complex undertaking.