Illustrative Mathematics
Fractions and Rectangles
Visual models are excellent teaching tools when explaining equivalent fractions. Looking at a rectangle cut into twelfths, learners first identify the shaded fraction, and then explain whether the fraction is equal to one-fourth....
Illustrative Mathematics
Adding Tenths and Hundredths
Learning to add fractions with different denominators presents a big hurdle for many young mathematicians. Simplify the process for learners with this series of practice problems involving the friendly fractions tenths and hundredths....
Illustrative Mathematics
Money in the Piggy Bank
It's time to crack open that piggy bank and see what's inside. First, count up the pennies, nickels, dimes, and quarters, identifying what fraction of them are dimes. Then calculate the total value of the coins, writing another fraction...
David Pleacher
Candy Math Fun
Few things can motivate children to learn like the promise of a sweet and tasty treat. Given a bag of M&M®s, Skittles®, or other colorful candy, students first predict the contents of the bag before counting the pieces,...
Illustrative Mathematics
Combined Fuel Efficiency
Practice simplifying complex fractions and long division of polynomials with this brief exercise. These four questions make a challenging warm-up activity or a short, but comprehensive, follow-up after a detailed lesson on algebraic...
Illustrative Mathematics
Stained Glass
A complex question looking for the total cost of a stained glass window by calculating area and circumference of a circle. With detailed components, this activity will challenge your designers to figure out if they have enough money to...
Oswego City School District
Regents Exam Prep Center: Adding and Subtracting Fractions
Use this site to learn how to add and subtract algebraic fractions, even if there aren't common denominators. Provides plenty of examples.
Texas Instruments
Texas Instruments: Factors Galore A: Common Factors
Students practice simplifying fractions in a game format by dividing the numerator and denominator by the greatest common factor.
Texas Instruments
Texas Instruments: Factors Galore B: Get the Low Down
In this activity, students practice simplifying fractions in a game format by dividing the numerator and denominator by the greatest common factor.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Complex Fractions
Fourteen problems present practice working with complex fractions. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to check each...
Purple Math
Purplemath: Complex Fractions
A brief lesson, including good examples, on complex fractions is provided by PurpleMath.
AAA Math
Aaa Math: Percents to Fractions
This site explains how to convert percents to fractions. Games and exercises are provided to practice the skill.
Math Is Fun
Math Is Fun: Using Rational Numbers
This site offers simple examples for adding, subtracting, multiplying, and dividing rational numbers. It also provides examples of writing fractions in simplest form and as mixed numbers or improper fractions. Students can test their...
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Dividing Polynomials
Math Forum offers an example of how to simplify a complex rational expression by factoring.
Texas Instruments
Texas Instruments: Finding the Gcf
Students simplify fractions by dividing the numerator and denominator by the GCF (the greatest common factor). They check their work by using a calculator.
Interactive Mathematics
Interactive Mathematics: Multiplication & Division of Fractions
Starting with numerical expressions, this demonstration shows how to simplify algebraic expressions using multiplication and division. Examples are included for practicing the concept.
Oswego City School District
Regents Exam Prep Center: Simplifying (Or Reducing) Fractions
At this site from the Oswego City School District, you can learn how to simplify fraction (rational expression) that contain monomials or higher degree polynomials. Reducing fractions is made easier with help from this page.
Help Algebra
Help algebra.com: Simplifying Rational Expressions
The process of factoring and canceling is used to simplify, multiply, and divide rational expressions. Adding and subtracting rational expressions is also demonstrated, including finding common denominators.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Mixed Expressions and Complex Fractions
Ten problems present a variety of problems working with simplifying mixed expressions and complex fractions. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click...
Math Is Fun
Math Is Fun: Division of Fractions
This very basic website gives simple, easy steps on how to divide fractions and then simplify the answer.
Math Is Fun
Math Is Fun: Multiplication of Fractions
This very basic website gives simple, easy steps on how to multiply fractions and then simplify the answer.
Other
Repaso De Fracciones
In Spanish. A fractions review, including explanations of simplification and mixed fractions. Also offers example problems of the basic operations of fractions.
Interactive Mathematics
Interactive Mathematics: Addition & Subtraction of Fractions
The addition and subtraction of algebraic expressions is presented with detailed examples and exercises for extra practice.