A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. 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 Silver Sneakers 101 Medicare’s popular program, offering free gym membership and health education. 7 Questions to Consider in Retirement Explore these must-ask questions for pursuing and living out your dream retirement. How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits.