Your gross pay is what you earn. Your net pay is what actually lands in your account. The gap is taxes and deductions โ money pulled out before you ever see it. This hub breaks down every line on a paystub, shows how U.S. taxes are calculated, and lets you run real numbers on your own salary.
Work through these, then jump into the Paycheck Lab to see them stack up on a real check.
Type in a salary and watch a paycheck get built and torn apart in real time. Every number updates live using 2026 U.S. tax rules.
Simplified 2026 estimate for learning. It assumes the standard deduction, applies federal brackets to annualized pay, and uses a flat state rate. Real checks also depend on your W-4, local taxes, extra withholding, and other deductions โ so treat this as a model, not tax advice.
Tap a card to flip it. Mark the ones you know to track your progress.
Follow one dollar from the moment you're hired to the day you file your taxes.
Pair each term with its definition. Tap one from each column.
Ten questions on paychecks, deductions, and taxes. You get instant feedback on each one.