Lesson 20: How Do We Solve Numerical Expressions?

Introduction

In this lesson, you will learn how to use symbols to evaluate numerical expressions. 

Yesterday, we learned about exponents. We discovered what an exponent is, how to solve exponents, and discussed its many forms. Today, we will use the knowledge of exponents to help us evaluate numerical expressions with multiple symbols.

Numerical Expressions

In Your Journal: Write down the words numerical expression. Brainstorm what you think this vocabulary word means and jot down your thoughts next to the word in your math journal. 

Order of Operations

Before we get started, please complete the following: 

        1. Print out the Order of Operations notes below.
        2. Glue them into your journal.

Order of Operations Notes Download Order of Operations Notes

Follow the Order of Operations step-by-step slideshow below.
The step-by-step instructions will help you understand how to solve numerical expressions.

Assignment - Order of Operations Riddle

Wow, that was a lot! Let’s practice! Download and print the Order of Operations Riddle Sheet. Use all of the information above, if needed, to complete the activity below!

Order of Operations Riddle Sheet Download Order of Operations Riddle Sheet

 

  

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