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 Roth IRA for Kids Learn about the benefits and requirements of opening a Roth IRA for kids. Emotional vs. Strategic Decisions Information vs. instinct. Are your choices based on evidence of emotion? Exploring the Federal Student Grant Program In this article, explore the benefits of the Federal Student Grant Program.