Help Algebra
Help algebra.com: Addition & Subtraction of Real Numbers
Using a number line, the technique for adding and subtracting real numbers is demonstrated. Notation and calculator use is also touched on at the end of the lesson.
Math Is Fun
Math Is Fun: Ordering Numbers
Learners investigate how to order numbers. The educational resource consists of notes about the concept, examples, and learning games.
Shmoop University
Shmoop: Basic Operations: Absolute Value
Students learn about absolute value. The resource consists of notes, step-by-step examples, and practice problems with solutions.
Doina Popovici
Math Play: Absolute Value Millionaire Game
Practice finding the absolute value of different numbers and expressions in this millionaire-style game.
Learning Wave Communications
Learning Wave: Subtracting Integers
The rules of subtracting integers are demonstrated using an example of a credit card balance.
Math Is Fun
Math Is Fun: Absolute Value
Find the definition of absolute value as well as many simple examples.
Free Math Help
Free Math Help: Absolute Value
Students learn about the absolute value of a number. The lesson consists of definitions, examples, and additional resources.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Absolute Value
Find a quick, concise explanation of absolute value. Examples are included to help you understand this topic.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Multiply and Divide With Negatives
Find a quick, concise explanation of how to multiply and divide with negative numbers. An example is given and clearly explained for each.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Number Line
Find a quick, concise explanation of a number line. Several examples are given and clearly explained.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Rational Numbers
Find a quick, concise explanation of rational numbers. Examples are given and clearly explained.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Whole Numbers
Find a quick, concise explanation of whole numbers using a diagram. An example is given and clearly explained.
Free Math Help
Free Math Help: Algebra Lesson: Rational Numbers
Learners examine the set of real numbers. The resource includes detailed explanations about rational and irrational numbers. It provides example problems.
Shmoop University
Shmoop: Basic Operations: Integers
The class notes explore the mathematics topic of integers.
Shmoop University
Shmoop: Basic Operations: Adding Integers
Students learn how to add integers. The resource consists of notes, examples, and practice problems with solutions.
Shmoop University
Shmoop: Basic Operations: Subtracting Integers
Students learn how to subtract integers. The resource consists of notes, detailed examples, and practice problems with solutions.
Shmoop University
Shmoop: Basic Operations: Multiplying and Dividing Integers
The mathematics resource explores integer multiplication and division. Students examine the topics through class notes and examples. Practice problems with solutions are available to check for comprehension of the concepts.
Shmoop University
Shmoop: Basic Algebra: Algebraic Expressions
The algebra resource examines algebraic expressions. Students learn about the math concept through notes, examples, and practice exercises.
AAA Math
Aaa Math: Ordering Whole Numbers
This site explains how to order numbers in ascending or descending order. The site provides games and exercises to practice the skill.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Real Number System
Find a quick, concise explanation of real numbers. Examples are given and clearly explained in a diagram that shows the relationship real numbers has to other numbers.
Khan Academy
Khan Academy: Dividing Negative Numbers Review
Summarizes the rules for dividing with negative numbers, along with examples, and presents three practice questions.
Khan Academy
Khan Academy: Multiplying Negative Numbers Review
Summarizes the rules for multiplying with negative numbers, along with examples, and presents three practice questions.