# Powers and Exponents

### Popular Tutorials in Powers and Exponents

#### What is an Exponent?

If you have a repeated multiplication, you could write it using exponents! This tutorial introduces exponents and explains how they're used.

#### How Do You Convert a Number in Expanded Form into Exponential Form?

Exponential form is a quick way to show that a number should be multiplied by itself a certain number of times. In this tutorial, see how to write a repeated multiplication in exponential form!

#### How Do You Convert a Number in Exponential Form into Expanded Form?

Did you know that exponents are just a quick way to show repeated multiplication? In this tutorial, see how to expand out a value in exponential form to see what it really represents!

#### How Do You Evaluate an Expression with Exponents?

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.

#### 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!