How Do You Evaluate an Expression with Exponents?

How Do You Evaluate an Expression with Exponents?

Note:

Need to plug in a variable value into an expression? Great! Does the expression have an exponent in it? Even better! Follow along with this tutorial as you see how to simplify an expression for a given variable value.

Keywords:

  • problem
  • exponent
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  • exponential
  • exponential form
  • evaluate
  • plug in
  • exponential expression
  • expression
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  • variable
  • variables
  • order of operations
  • multiply
  • multiplication
  • plug in variable
  • evaluate exponents
  • simplify
  • simplify expression

Background Tutorials

  • Evaluating Expressions

      • What is a Variable?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!

  • Adding Integers

      • How Do You Add Integers Using a Number Line?How Do You Add Integers Using a Number Line?

      How Do You Add Integers Using a Number Line?

      Combining integers? You could use a number line to help find the answer! In this tutorial, see how to use a number line to add together integers with the same sign and ones with opposite signs. Take a look!

  • Working with Exponents

      • How Do You Evaluate an Exponent?How Do You Evaluate an Exponent?

      How Do You Evaluate an Exponent?

      Exponents just indicate repeated multiplication. Watch this tutorial to see how you can evaluate an exponent by first writing it in expanded form. Take a look!

Further Exploration

  • Rules of Exponents

      • What's the Product of Powers Rule?What's the Product of Powers Rule?

      What's the Product of Powers Rule?

      Working with exponents can be lots of fun, as long as you understand how they work. In this tutorial you'll see how exponents add when you multiply the same number raised to different exponents!