Lesson Plan
Curated OER

Rational Expressions

For Teachers 9th - 11th
Students simplify rational expressions. In this algebra lesson, students solve rational equations using multiplication and division. They apply properties of exponents and negative exponents to solve the problems.
Interactive
Curated OER

Trigonometry Worksheets

For Students 9th - 12th
In this online math worksheet, students utilize elements of trigonometry in order to describe aspects of a right triangle. This excellent resource allows the students to check their answers, and to get "hints" should they run into...
Lesson Plan
Curated OER

Team Puzzles

For Teachers 4th
Fourth graders work in co-operative teams of four to complete a puzzle. Each student initially works independently, and then the team jointly puts together the four shapes they have individually made, to complete the puzzle.
Lesson Plan
Curated OER

Math: "Scales"

For Teachers 3rd
Third graders investigate ratios and rates.  In this third grade mathematics lesson, 3rd graders identify equal ratios and rate and test for proportionality.  This lesson is created to be use in conjunctions with a particular...
Lesson Plan
Curated OER

Cultural Diversity

For Teachers 10th - 11th
Students explore cultural diversity.  For this secondary mathematics lesson, students use jelly beans to explore diversity.  Students collect and analyze data into a matrix as they determine probabilities.
Lesson Plan
Curated OER

A Game of Chance

For Teachers 4th - 6th
Students explore probability through cooperative group activities and interactive video technique.
Lesson Plan
Curated OER

Fuel Saving

For Teachers 6th - 10th
Students explore the problem of percentages. Students find a given fraction or percentage of a quantity. Students devise and use problem solving strategies on problems explored.
Worksheet
Curated OER

Math Vocabulary Review

For Students 5th - 6th
In this math vocabulary worksheet, students read a set of 15 math related definitions and write the words being defined. A reference web site is included for additional activities. 
Lesson Plan
Curated OER

Double or More

For Teachers K - 6th
Students practice cooking by following recipe instructions.  In this measuring lesson, students read food recipes and collect the materials needed to make one batch, then double the recipe to create twice as much food....
Handout
Goodwill

Gcf Global: Comparing and Reducing Fractions

For Students 4th - 8th Standards
Tutorial provides instruction and practice with comparing and reducing fractions.
Handout
Other

Help With Fractions: Reducing Fractions by Factorization

For Students 3rd - 8th Standards
The rules for reducing fractions using factorization are clearly explained at this website. This is an excellent place to get step by step explanations for working with fractions.
Handout
Purple Math

Purplemath: Reducing Fractions

For Students 6th - 8th
Any number, divided by itself, is just 1. Use this fact when reducing fractions. This resource helps you learn about how to reduce fractions. It has few worked out examples with detailed explanations.
Activity
Cool Math

Coolmath: Fractions How to Reduce Fractions

For Students 6th - 8th
Learn how to reduce fractions.
Unit Plan
Math Medics

S.o.s. Math: Reducing Fractions

For Students 9th - 10th
Explains step-by-step how to reduce fractions. Gives examples and exercises to practice this skill.
Handout
Lesson Tutor

Lesson Tutor: Reducing Fractions

For Students 3rd - 8th Standards
The definition of a fraction begins this site, which then moves to the steps of how to reduce a fraction. What makes two fractions equivalent and how do you correctly move from one to the other? These questions are answered by the use of...
Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 1 Simplifying Fractions

For Students 9th - 10th
Use Glencoe's randomly generated self-checking quiz to test your knowledge of simplifying and finding equivalent fractions. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page...
Unit Plan
Math Medics

S.o.s. Math: Simple Fractions

For Students 3rd - 8th Standards
This S.O.S. tutorial gives students a basic review of simple fractions. Follow the tutorial to refresh your skills involving simple fraction manipulations. Each section contains problems with links to the answers.
Activity
Oswego City School District

Regents Exam Prep Center: Simplifying (Or Reducing) Fractions

For Students 9th - 10th Standards
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.
Unknown Type
Shmoop University

Shmoop: Fractions & Decimals: Reducing Fractions

For Students 9th - 10th
The mathematics resource explores how to reduce fractions. Students examine the topic through class notes and examples. Practice problems with solutions are available to check for comprehension of the concept.
Interactive
Other

Mathway: Basic Math Examples: Reduce the Fraction

For Students 9th - 10th
Step-by-step example provided on reducing fractions. Enter a problem then pick which operation to perform.
Website
Ducksters

Ducksters: Kids Math: Simplifying and Reducing Fractions

For Students 3rd - 8th Standards
Understand the steps to do when simplifying and reducing fractions including finding the greatest common factor on this website.
Interactive
Visual Fractions

Visual Fractions: Rename in Lowest Terms

For Students 3rd - 8th Standards
Practice finding the lowest term name for a variety of different fractions using a number line.
Handout
Other

Help With Fractions: Simplifying Fractions

For Students 3rd - 8th Standards
The rules for simplifying fractions are clearly explained at this website. An explanation of how to simplify improper fractions is also included. This is an excellent place to get step by step explanations for working with fractions.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Fractions in Simplest Form

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Simplify fractions by dividing by the greatest common factor.

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