Lifetime of Earnings Estimate how much you have the potential to earn during your working years. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Did Father Know Best About Financial Decision-Making? “Listen, money doesn’t grow on trees.” The 12 Steps to Living Confidently: Savings and Cash Flow Why is Cash Flow so important to understand? Does Your Child Need to File an Income Tax Return? When your child has income, there’s a good chance that he or she will need to report it and pay taxes.