Ch 2: Basic Math Operations & Mental Math

About This Chapter

Refresh basic knowledge of arithmetic, including addition, subtraction, multiplication, division and mental math. These video lessons and quizzes can help build your confidence ahead of an upcoming exam.

Basic Math Operations & Mental Math - Chapter Summary

Our instructors will review the basics of arithmetic by teaching you how to perform both addition and subtraction. Once you have mastered how to do these equations on paper, you will learn how to perform them in your head using mental math. Lessons on performing multiplication and double digit multiplication follow, including a special lesson on strategies for successfully completing double digit multiplication problems.

A lesson on long division and special tips and tricks for performing long division problems that contain large numbers will also be presented in one of the chapter's lessons. The chapter also has a lesson with instructions on how to use mental math to solve multiplication and division problems. After you have completed these lessons, you should be able to:

  • Use addition with confidence
  • Perform subtraction easily and quickly
  • Break apart addition and subtraction equations in your head using mental math
  • Do multiplication and division problems with ease
  • Utilize three different methods for double digit multiplication problems
  • Complete long division problems
  • Follow an easy procedure for using long division with large numbers
  • Divide and multiply using mental math

Our video lessons and quizzes are designed by professional instructors to ensure learning is simple and interesting. These mobile-friendly chapters and lessons are available to you to review anytime of day, seven days a week. Use the included quizzes and tests to assess how well you understand the material or how prepared you are for an upcoming exam. All the lessons are accompanied by a printable transcript so you can study the material offline at anytime.

10 Lessons in Chapter 2: Basic Math Operations & Mental Math
Test your knowledge with a 30-question chapter practice test
How to Perform Addition: Steps & Examples

1. How to Perform Addition: Steps & Examples

Addition is one of the basic operations of math. You can say that the whole of mathematics is based on addition. Without addition, we wouldn't have higher math. Watch this video to learn how to add.

How to Perform Subtraction: Steps & Examples

2. How to Perform Subtraction: Steps & Examples

Subtraction is one of the basic operations in math. Watch this video lesson to learn how you can view and understand subtraction so that you can easily perform it.

Mental Math: Addition and Subtraction

3. Mental Math: Addition and Subtraction

After watching this video lesson, you will get better at adding and subtracting numbers in your head without a calculator. Learn how breaking apart your addition and subtraction problems makes them easier and quicker to solve in your head.

How to Perform Multiplication: Steps & Examples

4. How to Perform Multiplication: Steps & Examples

Multiplication, one of the basic operations of math, is important not just in elementary math but also in higher math. Watch this video lesson to learn how you can multiply with ease.

How to Do Double Digit Multiplication: Steps & Practice Problems

5. How to Do Double Digit Multiplication: Steps & Practice Problems

In this video, we'll explore different strategies for multiplying numbers with two digits, including the box, distribution and column methods, and use examples to see how they work.

Double Digit Multiplication Strategies

6. Double Digit Multiplication Strategies

In this lesson, we will learn three different strategies for double digit multiplication including the traditional method, the box method, and the partial product method.

How to Perform Division: Steps & Examples

7. How to Perform Division: Steps & Examples

Watch this video lesson to learn how you can divide. Division is one of the basic operations of math. It is one of the fundamental operations that all higher mathematics depends upon.

What is Long Division? - Definition & Examples

8. What is Long Division? - Definition & Examples

Long division is a method by which a person can perform more complex division problems using only a pencil and paper. This lesson will define long division, show how to perform the operation, and give some examples. There will be a quiz at the end to give you some practice.

Performing Long Division with Large Numbers: Steps and Examples

9. Performing Long Division with Large Numbers: Steps and Examples

After watching this video lesson, you will be able to divide larger numbers. You'll learn an easy to follow procedure that you can use to divide any two numbers.

Mental Math: Multiplication and Division

10. Mental Math: Multiplication and Division

Have you ever had to figure out the answer to a quick math problem? Sure, you can use your calculator on your phone, but what if that's out of battery life? In this lesson, we'll learn how to do mental math for multiplication and division.

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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