Order of operations

3 videos
1 skill
In this tutorial, we'll start by learning why we need order of operations and build all the way up to evaluating challenging order of operations expressions involving negative numbers.

Introduction to order of operations

VIDEO 9:40 minutes
This example clarifies the purpose of order of operations: to have ONE way to interpret a mathematical statement.

Order of operations: PEMDAS

VIDEO 5:20 minutes
Work through another challenging order of operations example with only positive numbers.

Order of operations example: putting it all together

VIDEO 4:36 minutes
Simplify this tricky expression using the order of operations.   Expression include negative numbers and exponents.

Order of operations with negative numbers

Evaluate expressions with negative numbers using the order of operations.