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 Message Thank you! Oops! Related Content Charitable Giving: Smart from the Heart Do you have causes that you want to support with donations? Strategies for Managing Student Loan Debt Five strategies for managing your student debt. Retirement Questions That Have Nothing to Do With Money Things to consider before retirement.