Introduction: Calculate income tax in USA 2025 If you live and work in the United States, paying income tax is something you cannot avoid. But let’s be honest — calculating income tax often feels confusing and stressful. Many Americans find themselves scratching their heads every tax season, wondering: The good news is: you don’t need to be a tax expert to understand your income taxes in 2025. With the right approach, you can calculate your income tax step by step and even reduce the amount you owe legally. This guide will help you: Think of this as your friendly guide — not the complicated IRS manual. What Does It Mean…