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 How Interest Rates Affect Everything This is a good infographic to use, and reuse, whenever the benchmark interest rate goes up. What Is My Life Expectancy? Estimate how many years you may need retirement assets or how long to provide income to a surviving spouse or children. Life and Death of a Twenty Dollar Bill How long does a $20 bill last?