Revisit the 2012 Summer Olympics by having seventh graders calculate the unit rate sprinting speed of the 100-meter gold medal winner. 

Explore rational numbers with the young mathematicians in your class. They will investigate decimals, fractions, and percents before ordering and comparing rational numbers. This multi-day unit includes differentiation activities and...

In this math worksheet, students mix four "cocktails" of orange juice and lemonade in the different rations specified. Students rate the drinks and determine their favorite combination. Students answer 10 questions about the ratios in...

Students investigate ratios of various objects.  For this ratios of various objects lesson, students draw pictures on graph paper and then dilate or shrink the image.  Students determine the ratio of their pictures. ...

Learners investigate the side splitter theorem. In this geometry lesson, students estimate and solve problems dealing with ratios and proportions. They identify angles created by lines that are parallel.

In this online interactive math skills worksheet, learners solve 10 multiple choice math problems regarding ratios. Students may view the correct answers.

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. 

Determine the right mix of cans of cat food. The resource consists of an assessment task to determine the cost to feed two cats for a specific number of days and requires scholars to interpret remainders within a context....

Teaching linear function relationships using contextual information is beneficial to pupils' understanding. The lesson uses problem solving to build linear functions given different information for each problem. This is the second...

Your task today: count all the trees on a tree farm. To complete the assignment, learners first estimate the number of trees on a tree farm using random sampling. To improve their own response they then evaluate provided...

Make sure there is enough ice cream on hand. Learners try to find out how much ice cream to buy for a sports event. Scholars use a pie chart showing the percent of a sample of people who like different flavors of ice cream. Using the...

Give plants the best place to grow. Given constraints on plant spacing, pupils design a raised bed garden using graph paper, then calculate the perimeter, surface area, and volume. They use the provided costs of lumber and soil to...

Can you tell how tall someone is just by looking at their feet? In this activity, young mathematicians measure their height, arm span, and foot size, graph their findings, and answer questions about how these measurements are related....

For this rate-of-work worksheet, 9th graders read word stories and gather information. They write an equation for the story and solve the problem. There are five problems, with answers, provided on this one-page worksheet.

Students change the scale of a work of art using ratios, percentages, and proportions. While this is technically an art lesson, there is quite a bit of mathematics involved in converting to the correct scale.

Sixth graders apply the division and multiplication of decimals to convert dollars to various international currencies. In a travel simulation activity, they convert money, distance, and temperatures. During their "trip," students...

Students identify ratios to compare quantities and understand proportions. In this math lesson plan, students work in groups and use facts from the Holocaust to calculate ratios and percentages.

Seventh graders participate in a lesson that focuses on having them solve different proportions. The lesson includes an example that the teacher can work from in order to deliver direct instruction.

Students explore numbers, computation, ratios, proportions, probabilities, statistics, and money in this six lessons unit. Practical applications in the real world are emphasized through an interactive approach to math in these lessons.

Students investigate the currency exchange rate.  In this middle school mathematics lesson, student use proportions to exchange between the U.S. dollar and the euro.  Students come up with a product they would like to buy and...

Students meet NASA researchers who describe the relationship between force, energy and motion. They discuss how NASA's experimental X-plane is being tested to make space travel more reliable and show how proportionality and ratios are...

Seventh graders explore the concept of proportions. In this proportions lesson, 7th graders determine which offer is the better deal given two pizza offers. Students use cross products to solve proportions. Students write directions...

Eighth graders measure regular baseball bats and souvenir bats in centimeters. They determine how tall a person would be to be in proportion to the souvenir bat, create a poster depicting the person, and explain the proportional...

In this rewriting ratios worksheet, students observe models and read short statements. Next, they write ratios to depict the models and describe the statements. Students write their ratios in lowest terms. This one-page worksheet...