Tax Freedom Day Assess how many days you'll work to pay your federal tax liability. 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 Message Thank you! Oops! Related Content Estimating the Cost of College This worksheet can help you estimate the costs of a four-year college program. My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates. When the Unexpected Becomes Reality Disability happens to more people, more often than you may think, and it lasts longer, too.