Should I Pay Off Debt or Invest? This calculator will help determine whether you should invest funds or pay down debt. 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 How Insurance Deductibles Work Knowing how insurance deductibles work can help you save money and give you peace of mind. A Living Trust Primer Living trusts are popular, but their appropriateness will depend upon your individual needs and objectives. Choosing a Retirement Plan that Fits Your Business To choose a plan, it’s important to ask yourself four key questions.