Long-Term-Care Needs Determine your potential long-term care needs and how long your current assets might last. 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 A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. What Is a Roth 401(k)? Roth 401(k) plans combine features of traditional 401(k) plans with those of a Roth IRA. How Insurance Deductibles Work Knowing how insurance deductibles work can help you save money and give you peace of mind.