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. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content What Is My Current Net Worth? Use this calculator to estimate your net worth by adding up your assets and subtracting your liabilities. When Do You Need a Will? When do you need a will? The answer is easy: Right Now. Insurance Needs Assessment: Married With Children When you’re married and have children, insurance needs will be different.