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 The Richest Man in Babylon In good times and bad, consistently saving a percentage of your income is a sound financial practice. Stop Wasting Money One way to find money is to examine your current spending habits and eliminate money wasters. Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives.