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 Investing for Impact Learn how to build a socially conscious investment portfolio and invest in your beliefs. Data Thieves from Outer Space Learn about the dangers of internet fraud with this highly educational and fun “pulp” comic. Preparing for the Expected You can plan ahead to protect yourself and your family against the financial consequences of deteriorating health.