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 Tax Deductions You Won't Believe Here are some examples of deductions from the IRS that were permitted and some that were, uh, too creative. The Five Basics of Financial Literacy How literate are you when it comes to your finances? Brush up with these five basics. An Overview of Renter’s Insurance Don’t overlook the need for renter’s insurance if you rent your home.