Worksheet
Curated OER

Lesson 3-5: Proportions and Similar Figures

For Students 9th - 12th
In this similar figures worksheet, students use proportions to solve 6 short answer and multiple choice questions.  Students use proportions to answer questions about map scales and height of trees given shadow lengths.
Lesson Plan
Curated OER

Flipping For Math

For Teachers 7th
Seventh graders create a video of different formats to deliver a presentation of a math concept such as square roots, decimals, fractions, and more. In this math presentation lesson plan, 7th graders can plan a rap video, story,...
Lesson Plan
1
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Curated OER

Art Class, Variation 2

For Teachers 6th - 8th Standards
Given a set of six paint mix ratios, artistic mathematicians produce an equation that relates the number of parts for blue paint to parts for yellow paint resulting new shades of green. 
Lesson Plan
Curated OER

Scale factors: Ratios and Proportions

For Teachers 8th - 11th
Pupils create building and models using scale factors. In this geometry lesson, students apply the properties of ratio and proportion to solve problems. They identify the means and extremes property of cross multiplication.
Interactive
Curated OER

Ratio and Proportion Crossword Puzzle

For Students 9th
In this Algebra I activity, 9th graders solve a crossword puzzle that is based on the vocabulary associated with ratio and proportion.  The one page interactive activity contains fourteen clues and is self checking. 
Lesson Plan
Math Can Take You Places

Picture This

For Teachers 6th - 7th Standards
Engage scholars in a ratio lesson that employs real-world scenarios. Learners will compare the length and width of pictures and use a table to identify ratio patterns. They watch "Math Can Take You Places" and discuss jobs that use math...
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.
Lesson Plan
Curated OER

Measuring the Flagpole

For Teachers 8th - 11th
Studets practice problem solving and comparison of quantities, ratios and prproportions. They develop a plan for determining the height of a flagpole complete with drawings and calculations. In addition, they complete a written...
Interactive
Curated OER

Exploring Slope

For Students 7th - 8th
In this exploring slope learning exercise, students solve and complete 4 different problems. First, they compare an object's weight on Earth to an object's weight on another planet using the information given. Then, students compare this...
Worksheet
Curated OER

Ratio Measures

For Students 10th
In this ratio measures worksheet, 10th graders solve and complete 8 different types of problems. First, they find the largest angle of a hexagon. Then, students solve the proportions shown. They also name the similar figures by filling...
Lesson Plan
Curated OER

Integrating Gandhian Principles of Communal Unity in Mathematics

For Teachers 4th - 6th
Fourth through sixth graders incorporate Gandhian principles into Math curriculum. They explore Gandhi's teachings on communal unity and economic equality. This has quite a bit of information about Gandhi and his observations and...
Lesson Plan
Curated OER

Ratio and Proportion

For Teachers 7th - 8th
Students investigate ratio and proportion.  In this middle school mathematics lesson plan, students write ratios and find equal ratios.  Students use ratio and proportion to distinguish between healthy and unhealthy body...
Lesson Plan
Curated OER

Ratio, Percent, & Proportions

For Teachers 7th
Seventh graders explore the concept of percents, ratios, and proportions. In this percents, ratios, and proportion lesson plan, 7th graders have 237 ounces of beads to weigh. Students work in groups to weigh the beads in a way so that...
Lesson Plan
Curated OER

Proportions

For Teachers 5th - 7th
Learners study proportions. In this mathematics lesson, students measure their body length, head length, and ratio of their body, write their findings on a group chart, and discuss how a person's head size or arm span are in proportion...
Lesson Plan
Curated OER

Ratios, Proportions, and Cross-multiplication

For Teachers 6th - 8th
Students use cross-multiplication to find the unknown respiration rate of an astronaut. For this multiplication lesson plan, students also use the same process to find missing values in proportions.
Worksheet
Helping with Math

Ratio and Proportion: Simplifying Ratios (1 of 2)

For Students 5th - 10th Standards
Here is a set of 24 pairs of numbers for which kids reduce the ratios to their simplest form. It is a simple and straightforward assignment, meant by the publisher to address CCSS.Math.Content.6.RP.3. Note, however, that it only requires...
Lesson Plan
Curated OER

Solve for Scale Factors Using Proportions

For Teachers 8th
Eighth graders solve problems using proportions with scaled drawings. They work with maps and blue-prints discussing scales and plans and examine different polygons and figure out the scale factors or proportions they have been changed by.
Lesson Plan
Curated OER

Proportional Segments Between Parallel Lines

For Teachers 9th - 12th
Students identify similar triangles.  In this proportional segments lesson plan, students identify corresponding sides, set up ratios, and find the length of the missing side of a triangle.  They use the...
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...
Lesson Plan
Curated OER

Are You a Golden Ratio?

For Teachers 6th - 8th
Students explore the concept of the golden ratio in nature and architectural design. They discuss examples such as petals on a sunflower and the Parthenon. In small groups they take turns measuring their body parts to find a golden ratio.
Lesson Plan
Curated OER

PrimeTime Math: Cliffbound!

For Teachers 6th - 7th
Students are involved in a cooperative learning environment that analyzes fractions, ratios to time and distance, equivalent fractions and numerical relationships and expressions in quantitative problems. They take notes, relate...
Worksheet
Curated OER

Unit 5: Worksheet 4 - Proportion

For Students 8th - 10th
In this proportion worksheet, students use proportions to find the length of a missing side of similar triangles. They find percent of a number, and solve real life story problems with percents and discounts. This two-page worksheet...
Lesson Plan
Curated OER

"How Divine Is My Proportion?"

For Teachers 8th
Eighth graders explore the concept of the divine proportion/golden ratio. In this Fibonacci Sequence exploratory lesson, 8th graders measure the length and width of various objects to see which items have a divine proportion. Students...
Worksheet
Curated OER

Equivalent Ratios

For Students 5th - 6th
In this equivalent ratios worksheet, students solve 4 problems in which equivalent ratios are found by completing a ratio table. Students multiply each term of the fraction by the same number.

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