Evaluate expressions at specific values of their variables. Include expressions that arise from formulas used in real-world problems. Perform arithmetic operations, including those involving whole-number exponents, in the conventional order when there are no parentheses to specify a particular order (Order of Operations).

Popular Tutorials in Evaluate expressions at specific values of their variables. Include expressions that arise from formulas used in real-world problems. Perform arithmetic operations, including those involving whole-number exponents, in the conventional order when there are no parentheses to specify a particular order (Order of Operations).

How Do You Evaluate an Algebraic Expression by Plugging In Values?

Sometimes you have an algebraic expression with variables, and you know the values of those variables exactly, and you just need to plug in those values and get the value of the expression. Well, if that's what you have to do, then you've come to the right place, because this tutorial will show you exactly how to do it!
How Do You Evaluate an Algebraic Expression?

Plugging variables into an expression is essential for solving many algebra problems. See how to plug in variable values by watching this tutorial.
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!
What's the Order of Operations?

Check out this tutorial where you'll see exactly what order you need to follow when you simplify expressions. You'll also see what happens when you don't follow these rules, and you'll find out why order of operations is so important!
How Do You Simplify an Expression Using the Order of Operations?

You can't simplify an expression without fully understanding the order of operation! Follow along with this tutorial to see how to use the order of operations to simplify an expression.
How Do You Simplify an Expression Using the Order of Operations with Exponents?

If you have an expression with more than one operation, you can use the order of operations to help you simplify! Follow along with this tutorial to see how to use the order of operations to simplify an expression.
How Do You Evaluate an Algebraic Expression with One Variable?

If you have a value for a variable in an expression, you can evaluate that expression by plugging in that variable value and simplifying! Follow along with this tutorial to see the entire step-by-step process.
How Do You Evaluate an Algebraic Expression with Two Variables?

If you have an expression with two variables and you're given the values for those variables, you can plug those values into the expression and simplify to get the answer! This tutorial shows you the steps to plugging variable values into an expression and simplifying.
How Do You Complete a Table By Plugging in Values?

Learning how to complete a table of values is a building block of math. You can use a table to see a pattern or even make a graph! This tutorial shows you how to complete a table when you're given an expression and multiple values to plug in.
What is the Substitution Property of Equality?

If you ever plug a value in for a variable into an expression or equation, you're using the Substitution Property of Equality. This property allows you to substitute quantities for each other into an expression as long as those quantities are equal. Watch this tutorial to learn about this useful property!
How Do You Convert a Temperature from Celsius to Fahrenheit?

The weatherman said it's going to be 15 degrees Celsius tomorrow. Do you need a coat or not? Knowing the temperature in Fahrenheit might help. This tutorial shows you how to perform that conversion!
How Do You Convert a Temperature from Fahrenheit to Celsius?

Did you know that many countries use Celsius to talk about temperature? When you have a temperature in Fahrenheit, it's helpful to know what that temperature is in Celsius. This tutorial shows you how to perform that conversion!
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.