Interactive
PHET

Unit Rates

For Students 6th Standards
Sometimes you just want to know the cost of one apple. A fun interactive lets learners explore the unit costs of fruits, vegetables, and candy. It shows how ratios to express ratios symbolically and on a double number line.
Activity
101 Questions

Finals Week

For Students 6th - 8th Standards
What energy drinks have the highest concentration of caffeine? Pupils compare five energy drinks with different amounts of caffeine and different volumes. They must solve the ratios to understand the differences. An extension compares...
Activity
101 Questions

A Penny Saved is a Penny Earned

For Teachers 6th - 8th Standards
How many pennies can you save in a lifetime? One individual knows the answer! A video presentation of a question asks scholars to determine how many pennies a bank customer has saved since he was a teenager. They know the total weight of...
Lesson Plan
West Contra Costa Unified School District

Simplifying Fractions Activity

For Teachers 6th Standards
Warm-up pupils' fraction muscles with a four-question quiz, then delve into a learning game designed to reinforce the concept of simplifying fractions. Based on the "I do, We do, You do" method of teaching, the lesson directly...
Activity
101 Questions

Want Some Orange Juice?

For Teachers 6th - 9th Standards
Juice up your lessons with an open-ended resource. Scholars must determine how many oranges it takes to fill a container with juice. They use information presented in a video and as images to find the solution. 
Activity
101 Questions

Sugar Packets

For Teachers 6th - 8th Standards
Depending on your eating habits, you just may not want to know the answer to the inquiry-based question! The task is to determine the number of sugar packets in one 20-ounce soda. Learners use nutritional information from the sugar and...
Assessment
Bowland

Taxi Cabs

For Teachers 6th - 8th Standards
Determine the cheapest way to the airport. Pupils read a scenario about trying to get 75 people to the airport using two different sizes of taxis. Learners calculate the number of smaller taxis needed given a number of large taxis and...
Worksheet
Yummy Math

Glowing Rectangles?

For Students 6th - 8th Standards
Middle school math masters use ratios to determine the missing dimensions of various HD television screens. They also compare different dimensions of screens and determine whether or not they fit the same ratio. They perform similar...
Printables
Virginia Department of Education

Middle School Mathematics Vocabulary Word Wall Cards

For Teachers 5th - 9th
Having a good working knowledge of math vocabulary is so important for learners as they progress through different levels of mathematical learning. Here is 125 pages worth of wonderfully constructed vocabulary and concept review cards....
Lesson Plan
Curated OER

7.RP Music Companies, Variation 1

For Teachers 6th - 8th Standards
We've got the beat! And your musically-minded mathematicians will tap their toes as they determine which music company would be getting a better deal based on their offers to buy out TunesTown. The topic is extended in an additional...
Lesson Plan
Curated OER

Jazz and Math: The Beat Goes On

For Teachers 6th - 12th
Students collect real data through listening, counting and timing jazz pieces.They use ratios, rates, and proportions to report collected data and demonstrate an understanding of the concepts of rhythm and tempo in music.
Interactive
Curated OER

My Test Book: Ratios

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

Proportions in Stories

For Teachers 8th - 10th
Students solve problems dealing with ratios and proportions. In this algebra lesson, students rewrite word problems using equations and symbols. They correctly convert between percents and decimals.
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. 
Worksheet
Curated OER

Mean Twisters - Mean Proportional

For Students 9th - 10th
In this mean proportional learning exercise, learners work in pairs to solve right triangle problems. They use ratios and proportions of similar triangles to determine a missing length. This two-page learning exercise contains 16...
Lesson Plan
Curated OER

Solve Percent Problems Using Proportions

For Teachers 9th - 10th
Students explore proportions and ratios. In this solving percent problems lesson, students examine percent problems including tax and percent of change.
Lesson Plan
Curated OER

Estimating Deer Population

For Teachers 9th - 10th
Students calculate the deer population using proportion. In this algebra instructional activity, students apply the concept of ratio and proportion to real life scenario.
Lesson Plan
Curated OER

Paying for Crime

For Teachers 9th - 12th
High schoolers participate in activties examining ratios and proportions. They use graphs to interpret data showing the government's budget for prisons. They present what they have learned to the class.
Unit Plan
Curated OER

It's Greek to Me!

For Teachers 6th
Students explore Greek Mythology. In this Greek Mythology unit, students read myths, pantomime vocabulary words, practice research skills, create city-states, and demonstrate knowledge of ratios and proportions. This unit includes many...
Worksheet
Curated OER

Glencoe - Proportions and Similar Triangles

For Students 9th - 12th
In this proportions and similar triangles learning exercise, high schoolers solve 14 multiple choice problems. Students find unknown sides of similar triangles using proportions. High schoolers multiply means and extremes to solve...
Lesson Plan
Curated OER

Monopoly Graphs

For Teachers 9th - 11th
Students relate the concepts of linear functions to the game of monopoly. In this algebra lesson, students solve problems with ratio and proportion. They collect data and graph it.
Lesson Plan
National Research Center for Career and Technical Education

Health Science: Back to Basics

For Teachers 6th - 12th Standards
This lesson focuses on unit conversion, proportions, ratios, exponents, and the metric system. Discuss measurement with your math class and demonstrate how to solve several health-science word problems. Give learners a chance to visit an...
Worksheet
Curated OER

Unit 5: Worksheet 3 - Similar Triangles

For Students 8th - 9th
In this similar triangles learning exercise, students use proportions to solve for the missing sides of similar triangles. This two-page learning exercise contains 16 multi-step problems.
Lesson Plan
Curated OER

Frame Yourself

For Teachers 5th - 6th
Young ratio masters calculate and cut a frame (out of poster board) to accurately create an even frame around a picture of themselves. The frame needs to be proportional to the picture with constraints determined by the instructor.