Curated OER
Tex2html Wrap Inline701
This lesson demonstrates the solution process of various equations such as linear equations, equations containing radicals, equations containing absolute values, quadratic equations, equations involving fractions, polynomial equations,...
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Juegos De Matematicas
Great elementary level math activities, organized by school grade. Activities are sometimes written in the form of teacher instructions, with pictures and examples. Others are written directly for students and can be done online or...
Cuemath
Cuemath: Simplifying Rational Expressions
Learn more about rational expressions by understanding how to simplify rational expressions step-by-step along with some solved examples and a few interactive questions to test your understanding.
Khan Academy
Khan Academy: Fraction Decimal Intuition
In this exercise, students practice fraction-decimal intuition. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Writing Proportions
Practice writing proportions to describe real-world situations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Intro to Rational Expressions
This lesson will introduce you to rational expressions. You will learn how to determine when a rational expression is undefined and how to find its domain.
Oswego City School District
Regents Exam Prep Center: Counting Activity With Percents
The learning activity explores percents. Students calculate percents using a table and answer questions on the math concept.
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.
Other
Teachers on the Web: A Maths Dictionary for Kids
On this site from Aussie School House Teachers on the Web, an Australian K-6 teacher defines and illustrates more than 500 mathematical terms. It is a wonderful dictionary featuring clear and often interactive graphics, great colors, and...
Khan Academy
Khan Academy: Units
In this exercise, students solve word problems that involve using different units. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Solving a Ratio With & Without a Diagram
A student is searching for a solution to a ratio question without using a diagram. Dr. Math helps to break it down both with and without a diagram. An understanding of fractions, multiplication, and basic algebra is necessary to get this...
Math Medics
S.o.s. Math: Percent to Fraction
Explains step-by-step how to change a percent to a fraction. Gives examples and exercises to practice this skill.
Interactive Mathematics
Interactive Mathematics: Factoring Trinomials
Several examples are given to demonstrate how to factor trinomials. For polynomials that appear to be unfactorable, examples are given of how to factor them by grouping.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Fraction Operations, Rates, Ratios
Twenty-five problems presented on the topics: evaluating expression with fractional values, fraction operations, rates, and ratios. They are given with each step to the solution cleverly revealed one at a time. You can work each step of...
Purple Math
Purplemath: How Can 0.9999 = 1?
This resource discusses the relationship between '0.999' and '1' and provides various proofs of their equality.
Math Aids
Math Aids: Equations Worksheets
Great resource to practice and strengthen math skills pertaining to equations. Math worksheets are printable, may be customized, and include answer keys.
Varsity Tutors
Varsity Tutors: Aplus Math: Non Java Flashcards (Mixed Topics)
Find a great selection of non-Java math flashcard activities. Choose from an index of flashcard topics of a variety of difficulty levels. Topics include: basic and advanced addition, subtraction, multiplication, and division, algebra,...
Wyzant
Wyzant: Negative Exponents Worksheet
At this site from WyzAnt, students are given twenty questions to solve, each involving a number base raised to a negative number exponent. A space for the students answer is provided before having the site grade the worksheet. Questions...
Cool Math
Coolmath: Solving Equations Exercises: Ax+b = C (With Decimals)
Click on the 'Give me a problem!' button for an equation. Solve for x in the equation using pencil and paper, then check the answer. This is an example equation: 10x - 486.6 = -9. The solution is given as a fraction.
Math Medics
S.o.s. Math: Multiplying a Whole Number and a Fraction
Explains step-by-step how to multiply a whole number and a fraction. Gives examples and exercises to practice this skill.
Khan Academy
Khan Academy: Common Denominators
In this exercise, students practice finding common denominators. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Math Planet
Math Planet: Factorization and Prime Numbers
Gain an understanding of how to factor prime numbers by viewing examples and a video lesson.
Math Planet
Math Planet: Finding the Least Common Multiple
Gain an understanding of the least common multiple by viewing an example and a video lesson.
Math Planet
Math Planet: Monomials and Adding or Subtracting Polynomials
Gain an understanding of how to add or subtract polynomials by viewing an example and a video lesson.
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