Lesson Plan
Curated OER

Old Glory

For Teachers 6th - 8th
Students utilize mathematical concepts such as: measurement, ratio and proportion and geometric probability to analyze the components of the U.S. Flag. They collect, organize and interpret data by constructing charts, tables and graphs...
Worksheet
Curated OER

Ratio and Proportion: Write and Interpret

For Students 8th - 10th
In this ratio and proportion worksheet, learners explore example problems. Afterwards, they read story problems and use ratios and proportions to find the solution. This three-page worksheet contains six multi-step problems,
Worksheet
Curated OER

Ratio & Proportion for Algebra I

For Students 7th - 8th
In this ration & proportion for Algebra I instructional activity, students answer twenty-three word problems involving ratio and proportion.
Interactive
Curated OER

My Test Book: Ratios and Proportions

For Students 5th - 6th
For this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding ratios and proportions. Students may view the correct answers.
Lesson Plan
Curated OER

Recipes and Ratios

For Teachers 7th - 8th
Students use ratio and proportions to adjust recipe size.  In this middle school mathematics lesson, students investigate Native American food and adjust the recipe size for said foods to the number of servings needed to feed the...
Worksheet
Central New Mexico Community College

Percent Word Problems

For Students 5th - 8th Standards
Take young mathematicians' understanding of percents into the real world with this series of word problems. Involving a variety of contexts from calculating scores on math tests and savings account interest, to determining sale prices...
Worksheet
Noyce Foundation

Candy Fractions

For Teachers 6th Standards
While examining fractions and ratios, your leaners get to read about one of their favorite subjects: candy! There are four word problems on this worksheet. Learners consider situations in which "for every x caramels there are y...
Assessment
Los Angeles County Office of Education

Assessment For The California Mathematics Standards Grade 6

For Students 6th Standards
Test your scholars' knowledge of a multitude of concepts with an assessment aligned to the California math standards. Using the exam, class members show what they know about the four operations, positive and negative numbers, statistics...
Lesson Plan
Curated OER

Scale Drawing

For Teachers 9th - 10th
Students use ratio and proportions to solve problems. In this geometry lesson, students apply ratio and proportions to real life scenarios.
Worksheet
Curated OER

Using Ratio to Express a Rate

For Students 9th
In this Algebra I worksheet, 9th graders use a ratio to express a rate.  The one page worksheet contains two multiple choice questions.  Solutions are provided. 
Interactive
Curated OER

Proportional Parts

For Students 9th - 10th
In this geometry worksheet, students identify what makes triangles similar and congruent. They use SSS,SAS and AA to identify the correct ratio of each triangle. There are 15 questions.
Worksheet
Kuta Software

Proportions

For Students 6th - 9th
In this pre-algebra worksheet, learners check 6 pairs of ratios to determine if they are equivalent. In the final 16 problems, students solve for the missing value in the equivalent proportions.
Worksheet
Math Mammoth

Ratios and Proportions

For Students 6th - 8th
In this math learning exercise, middle schoolers use cross multiplication to find the solutions to the given proportions. Then they write the proportions to solve the word problems.
Worksheet
Curated OER

Rations and Proportions

For Students 9th - 12th
In this ratios and proportions worksheet, students answer 8 questions in which they are setting up and solving proportions. One problem also consist of several polygons in which students must identify missing information.
Lesson Plan
NTTI

If You Hopped Like a Frog

For Teachers 6th - 8th Standards
Get your frogs hopping by introducing them to the concepts of ratio and proportion. As a class, they perform arithmetic operations using ratios then discover how they represent quantitative relationships. In groups, they write their own...
Lesson Plan
Curated OER

How Many Noses Are in Your Arm?

For Teachers 6th - 8th
Middle schoolers apply concept of ratio and proportion to determine length of Statue of Liberty's torch-bearing arm. They view video of Statue of Liberty, determine how long statue's arm would be if its nose measures four feet six...
Printables
Curriculum Corner

7th Grade Math "I Can" Statement Posters

For Teachers 7th Standards
Translate the Common Core math standards into a series of achievable "I can" statements with this collection of classroom displays. Offering posters for each standard, this resource is a great way to support your seventh graders as...
Lesson Plan
EngageNY

Families of Parallel Lines and the Circumference of the Earth

For Students 9th - 10th Standards
How do you fit a tape measure around the Earth? No need if you know a little geometry! Pupils begin by extending their understanding of the Side Splitter Theorem to a transversal cut by parallel lines. Once they identify the...
Lesson Plan
EduGAINs

Making Savvy Consumer Choices

For Teachers 7th - 8th Standards
It's never too early to learn about grocery budgeting. Middle schoolers delve into the world of consumer math with a lesson that focuses on both healthy choices and real-world math applications. Groups work together to form a grocery...
Assessment
1
1
Balanced Assessment

Scale Charts

For Students 9th - 12th Standards
Develop scales using tables. Pupils complete charts to show equivalent scale factors before using the completed tables to determine the sizes of scale drawings. They finish the lesson and demonstrate their understanding by completing a...
Lesson Plan
EngageNY

Special Relationships Within Right Triangles—Dividing into Two Similar Sub-Triangles

For Students 9th - 10th Standards
Why are right triangles so special? Pupils begin their study of right triangles by examining similar right triangles. Verifying through proofs, scholars recognize the three similar right triangles formed by drawing the altitude. Once...
Assessment
1
1
California Education Partners

Linflower Seeds

For Students 7th Standards
How does your garden grow? Use proportions to help Tim answer that question. By using their understanding of proportional relationships, pupils determine the number of seeds that will sprout. They create their own linear...
Assessment
Achieve

Corn and Oats

For Students 6th - 10th Standards
How much land does a parcel hold? How much fertilizer does it take for a field of corn? Pupils answer these questions and more as they apply ratio reasoning and unit analysis. 
Lesson Plan
Curated OER

Stock Swaps, Variation 3

For Teachers 6th - 8th Standards
More on the fictitious takeover of the Apple Corporation by Microsoft. In this scenario, Microsoft has $28.00 per share to spare, so how many do they need to offer to make an even trade? This is an engaging problem to solve when...