Home Mortgage Deduction Use this calculator to assess the potential benefits of a home mortgage deduction. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Related Content Will You Pay the AMT? Despite recent tax-law changes, many Americans are expected to pay the AMT this year. What Do Your Taxes Pay For? Here's a breakdown of how the federal government spends your tax money. Tax Management Strategies Learn more about taxes, tax-favored investing, and tax strategies.