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Unit Plan
EngageNY

Ratios and Unit Rates

For Teachers 6th Standards
This turn-key unit on ratios and unit rates walks through a 30-lesson unit on teaching proportional reasoning, with each lesson broken into detailed teaching notes and time allotments for all parts. An unbelievable resource when taken...
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Lesson Plan
Centre for Innovation in Mathematics Teaching

Ratio and Proportion

For Teachers 6th - 8th
Middle schoolers review the definition and rules for equivalent fractions. Additionally, they are introduced to equivalent ratios. They write examples of ratios from the board, and they come to the board to write the correct equivalent...
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Lesson Plan
Illustrative Mathematics

Art Class, Assessment Variation

For Teachers 7th - 9th Standards
Play with paint and decide the ratio to make different shades of green. When mixing paint colors, your painters should decide which ratios make the same shade and what is needed to mix other ratios for a different shade of green. This is...
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Worksheet
Curated OER

Ratio and Proportion 2

For Students 6th
In this evaluating knowledge of ratio and proportion worksheet, 6th graders complete the mental tests simplifying ratios, solving word problems, and converting foreign money. Students solve 24 problems.
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Worksheet
Curated OER

Ratio and Proportion 7.1

For Students 5th - 6th
In this calculating ratio and proportion activity, students write rations in their simplest form, write in the form 1:n for ratios, and solve word problems. Students solve 4 problems.
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Worksheet
Curated OER

Ratio and Proportion

For Students 9th - 11th
In this ratio and proportion activity, students read problems and solve proportion problems. They determine the best buy and identify the ratio of different sized polygons. This four-page activity contains 7 multi-step problems. Answers...
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Lesson Plan
Mathematics Assessment Project

Comparing Strategies for Proportion Problems

For Teachers 7th Standards
Having problems with proportions? Then solve these proportion problems with an exercise that asks learners to first individually solve a set of problems involving ratios and proportional reasoning. Groups then discuss provided...
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Assessment
1
1
Balanced Assessment

Egyptian Statue

For Students 9th - 12th Standards
Investigate the proportional relationships of length, area, and volume. Learners use the dimensions of rectangular prisms to create ratios and proportions. They compare the different ratios to solve more advanced problems.
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Lesson Plan
Curated OER

Scale factors: Ratios and Proportions

For Teachers 8th - 11th
Students 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.
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Activity
Curated OER

House Project

For Teachers 5th - 8th Standards
Make young mathematicians' dreams a reality with this fun drawing project. Given the task of designing their dream home, students create drawings and physical models that demonstrate their understanding of proportion and scale.
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Lesson Plan
Curated OER

Proportionality Using Labyrinths and Mazes

For Teachers 6th - 9th
Conduct research on the Internet about labyrinths and mazes to learn about proportions and ratios. Inquisitive minds design their own maze, one maze is chosen and proportionately enlarged to 20 feet by 30 feet. This is a fun challenge...
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Assessment
Achieve

Greenhouse Management

For Teachers 8th - 10th Standards
Who knew running a greenhouse required so much math? Amaze future mathematicians and farmers with the amount of unit conversions, ratio and proportional reasoning, and geometric applications involved by having them complete the...
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Activity
Teach Engineering

Scale Model Project

For Students 8th - 10th Standards
Try your hand at scale models. Scholars create a scale model of an object using a scale factor of their choice. As part of the project, they give presentations on their processes and calculations. This is the last installment of the...
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Lesson Plan
EngageNY

Finding Equivalent Ratios Given the Total Quantity

For Teachers 7th Standards
Complete incomplete tables by using proportions. Pupils use information provided to complete tables based on proportions. Class members use their knowledge of part-to-part ratios and totals to find the missing information.
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Lesson Plan
EngageNY

Relating Scale Drawings to Ratios and Rates

For Teachers 7th Standards
Enlargements and reductions are all about scale. The lesson introduces scale drawing to the class. Pupils determine whether the drawing is a reduction or an enlargement, and the constant of proportionality between the original and the...
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Lesson Plan
Curated OER

Ratios, Unit Rates, and Proportions

For Teachers 6th - 8th
Explore the concept of ratios, unit rates, and proportions. Learners convert fractions and percents to decimals. They discuss rates and where they can be found in the real world. A hands-on experiment and numerous flash cards and...
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Lesson Plan
Curated OER

Using Proportions to Solve Problems

For Teachers 6th
Skittles and math? Pupils will work as a class to determine how many orange Skittles are in a large bag by using proportions. They will problem solve, estimate, and share their thinking. Then, they will each receive a small bag of...
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Lesson Plan
Pace University

Grades 7-8 Solving Equations

For Teachers 7th - 8th Standards
Create a similar blueprint. The differentiated lesson has pupils work in teams to create a brochure, scale model, or blueprint of a selected house with some minor changes. Once finished, team members present their final projects to the...
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Lesson Plan
EngageNY

Ratios of Fractions and Their Unit Rates 2

For Teachers 7th Standards
Remodeling projects require more than just a good design — they involve complex fractions, too. To determine whether a tiling project will fit within a given budget pupils calculate the square footage to determine the number of...
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Lesson Plan
Illustrative Mathematics

Buying Bananas, Assessment Version

For Teachers 7th - 9th Standards
Practice with unit rates, proportions, and ratios when Carlos purchases an amount of bananas. Learners must interpret a graph to decide whether points on the same line represent similar proportional relationships. Use with lesson plans...
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Lesson Plan
Mathematics Assessment Project

Classifying Proportion and Non-Proportion Situations

For Teachers 7th Standards
Proportions, proportions, everywhere. Class members complete an assessment task solving problems involving proportionality. They then complete an activity classifying given situations as proportional or non-proportional.
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Lesson Plan
Curated OER

Solve Percent Problems Using Proportions

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

Balancing the Scales: Understanding Ratios

For Teachers 5th - 8th
Students are introduced to the concept of ratios. In groups, they convert sets of numbers into a ratio. After practicing, they use the ratios and proportions to solve story problems. They also calculate map distances and discover map...
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Lesson Plan
Curated OER

Landmark Restoration Project-Scale Model Measurements

For Teachers 7th - 8th
Learners work in cooperative groups to find the actual measurements of an historical building/landmark. Then they use ratio and proportion to figure the measurements that might be used to create a scale model of the structure.