# Ch 1: High School Algebra: Basic Arithmetic

Watch online video lessons and learn about the different aspects of basic arithmetic. Gauge your understanding of arithmetic concepts with self-assessment quizzes.

## Basic Arithmetic - Chapter Summary and Learning Objectives

During this chapter, our instructors will teach you the basic operations used when performing arithmetic. These videos will show you how these operations interact with each other as well as the proper order in which you complete these operations during calculation. Concepts covered in this chapter include how to:

• Perform addition, subtraction, multiplication and division
• Identify the different parts found on a graph
• Find the least common multiple and greatest common factor
• Use parenthesis to emphasize an operation
• Add, subtract, multiply and divide signed numbers

Video Objective
Using the Number Line Describe the number line using negative numbers, zero and positive numbers.
Binary and Non-Binary Operations Compare and contrast binary and non-binary operations.
How to Perform Addition: Steps and Examples Explain how to perform whole-number addition with examples.
How to Perform Subtraction: Steps and Examples Explain how to perform whole-number subtraction with examples.
How to Add and Subtract Signed Numbers: Steps and Examples Explain how to add and subtract signed numbers with examples.
How to Perform Multiplication: Steps and Examples Explain how to perform whole-number multiplication with examples.
How to Perform Division: Steps and Examples Explain how to perform whole-number division with examples.
How to Multiply and Divide Signed Numbers: Steps and Examples Explain how to multiply and divide signed numbers with examples.
The Commutative Property Discuss how to reorder operations using the communicative property.
The Associative Property Discuss how to associate expressions using the associative property.
The Multiplication Property of Zero Explain how the multiplication property of zero works.
How to Find the Greatest Common Factor Learn how to determine the greatest common factor.
How to Find the Least Common Multiple Learn how to determine the least common multiple.
What are the Different Parts of a Graph? Learn the basics of graphing: quadrants, axis, ordered pair, origin, intercepts.
Understanding Parentheses in Math Explain the various ways parentheses are used to emphasize an operation in math, including indicating multiplication and as grouping symbols.
Algebra Vocabulary Terms Provide an overview of basic algebra vocabulary terms including variables, constants and coefficients.
What are the Order of Operations? Explain how to solve math problems according to the order of operations. Understand the mnemonic device PEMDAS or 'Please Excuse My Dear Aunt Sally.'

Final Exam
Chapter Exam

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