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Taxes are money collected by governments to pay for public services such as schools, roads, libraries, hospitals, parks, and emergency services. Students may encounter taxes through part-time jobs, sales taxes on purchases, or income from freelance work. Learning how taxes work helps students understand paychecks, budgets, and civic responsibilities. It also makes financial decisions more predictable and less stressful.

Key Facts

  • Total cost with sales tax = price x (1 + sales tax rate)
  • Income tax is based on taxable income, not always total income.
  • Take-home pay = gross pay - deductions - taxes withheld
  • A tax rate written as 7 percent is 0.07 as a decimal.
  • Taxable income = total income - allowed deductions
  • A refund means too much tax was withheld, not that taxes were free.

Vocabulary

Tax
A required payment to a government used to fund public services and programs.
Sales Tax
A tax added to the price of many goods and services when they are purchased.
Income Tax
A tax based on the money a person earns from work, business, or other income sources.
Withholding
Money taken out of a paycheck by an employer and sent to the government for taxes.
Tax Return
A form or set of forms used to report income, taxes paid, and whether more tax is owed or a refund is due.

Common Mistakes to Avoid

  • Using the percent number instead of the decimal, such as multiplying by 7 instead of 0.07. This gives an answer 100 times too large.
  • Thinking gross pay and take-home pay are the same. Gross pay is earnings before taxes and deductions, while take-home pay is what you actually receive.
  • Assuming a tax refund means the government gave you extra money. A refund usually means you paid too much during the year and are getting part of it back.
  • Forgetting that different taxes can apply at the same time. A purchase may include sales tax, while a paycheck may include income tax and payroll taxes.

Practice Questions

  1. 1 A student buys a calculator for $24.00 in a city with an 8 percent sales tax. What is the total cost?
  2. 2 A student earns 180fromaweekendjob.If180 from a weekend job. If 21.60 is withheld for taxes, what percent of the gross pay was withheld?
  3. 3 A student gets a tax refund after filing a tax return. Explain what the refund means and why it does not mean the student paid no taxes.