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How Do You Figure Out Sales Tax?

Note:

Going shopping can be tons of fun, but things can go sour when you get to the register and realize that the sales tax puts you over your budget. Always stay under budget by figuring out your total cost BEFORE you hit the check out. Watch this tutorial and learn how to calculate sales tax!

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Background Tutorials

  • Introduction to Algebraic Expressions

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        What is a Variable?

      What is a Variable?

      You can't do algebra without working with variables, but variables can be confusing. If you've ever wondered what variables are, then this tutorial is for you!

  • Translating Between Words and Math

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        How Do You Write an Equation from a Word Problem?

      How Do You Write an Equation from a Word Problem?

      Having difficulty turning a word problem into an algebra equation? Then this tutorial is for you! With this tutorial, you'll learn how to break down word problems and translate them into mathematical equations.

  • Order of Operations

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        How Do You Use the Order of Operations?

      How Do You Use the Order of Operations?

      If you're trying to simplify some math expressions, you have to do it in the right order. If you've ever wondered how to do that, check out this example tutorial where you'll see exactly what order you need to follow:)

Further Exploration

  • Working with Formulas

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        What is the Formula for Simple Interest?

      What is the Formula for Simple Interest?

      Interest is found in a bunch of places: savings accounts, mortgages, loans, investments, credit cards, and more! Watch this tutorial and learn how to calculate simple interest!

  • Percents and Percent Proportions

  • Percent of Change