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.
Interactive Mathematics
Interactive Mathematics: Integers: Negative Numbers
Explore the world of negative numbers as you look at their relationship to positive numbers, integers, absolute value and more. Test your knowledge using he exercises and games provided.
Shmoop University
Shmoop: Basic Operations: Integers
The class notes explore the mathematics topic of integers.
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.
Oswego City School District
Regents Exam Prep Center: Solving Rational Equations
This mathematics resource consists of notes and examples on how to solve rational equations.
AAA Math
Aaa Math: Division of Integers
AAA Math provides a descriptive summary of the division of integers and interactive questions with positive and negative integers.
Purple Math
Purplemath: Number Types
This site explores the different types of numbers: natural numbers, whole numbers, integers, and rational and irrational numbers. Content includes some practice questions.
Other
Math Only Math: Subtraction of Rational Numbers
Discusses how to subtract rational numbers through detailed explanations of the steps for solving six problems.
University of Utah
University of Utah: The Number System
This site from The University of Utah provides a definition of commonly used numbers including rational numbers, natural numbers, integers, real and complex numbers and more.
Math Medics
S.o.s. Math: Any Integer Can Be Written as a Fraction
Explains how to write any integer as a fraction. Gives examples and exercises to practice this skill.
Wikimedia
Wikipedia: Rational Numbers
Learn the definition of rational numbers. You can also look at some examples and properties, plus learn about Egyptian fractions. Links are provided for additional information.