Ch 7: Praxis Middle School Math: Arithmetic Operations

About This Chapter

In this chapter you will review how to complete calculations with positive and negative signed integers, how to simplify expressions with integers and the origins of computational algorithms. Use these lessons to prepare for related questions on the Praxis Middle School Mathematics exam.

Praxis Middle School Math: Arithmetic Operations - Chapter Summary

Get ready for Praxis Middle School Mathematics exam questions about the basics of arithmetic operations. This chapter is composed of a series of short, engaging lesson videos taught by our professional instructors. These instructors will help you prepare for exam day by discussing:

  • How to complete arithmetic operations with positive and negative integers
  • Addition, subtraction, multiplication and division with integers
  • Simplifying expressions with integers
  • Origins of computational algorithms

These lessons videos are mobile device compatible so you may watch them when it's convenient for you. After each lesson, take its quiz to discover how well you understand the topics presented in it. Once you've completed the lessons and quizzes of this chapter, be sure to test your skills with the practice chapter exam, before moving on to the next chapter.

6 Lessons in Chapter 7: Praxis Middle School Math: Arithmetic Operations
Test your knowledge with a 30-question chapter practice test
Arithmetic Calculations with Signed Numbers

1. Arithmetic Calculations with Signed Numbers

Signed numbers are often referred to as integers. Integers include both positive and negative numbers. In this lesson, you will learn how to add, subtract, multiply, and divide integers.

Adding Positive & Negative Integers

2. Adding Positive & Negative Integers

After watching this video lesson, you will be able to add all kinds of integers together. This is a skill that will benefit you when playing games and when doing math tests. After watching the video, try some example problem on your own with our quiz.

Subtracting Integers: Rules & Examples

3. Subtracting Integers: Rules & Examples

In this lesson, we will cover definitions, rules, and examples for subtracting integers. We'll also provide some helpful tips for dealing with tricky math problems.

Multiplying Integers: Rules & Examples

4. Multiplying Integers: Rules & Examples

In this lesson, we will discuss what numbers are included in the integers and how to multiply them. We will deal with 1-, 2-, and 3-digit numbers as well as negatives and positives. There are some definitions included as well as a quiz at the end.

Dividing Integers: Rules & Terminology

5. Dividing Integers: Rules & Terminology

In this lesson, we will learn how to divide integers or signed numbers. Determining the correct sign of the answer is a very simple but important step in these calculations. We will also learn the role of zero in division of integers.

How to Simplify Expressions with Integers

6. How to Simplify Expressions with Integers

After watching this video lesson, you will be able to simplify any integer expression by following the order of operations. Learn what to watch for and in what order to do your operations.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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