Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Proportions to Find Part A

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] In this lesson students use a proportion to find part a of the percent proportion. Students examine guided notes, review guided practice, watch instructional videos...
Unit Plan
Khan Academy

Khan Academy: Solving Proportions

For Students 6th - 8th Standards
Practice solving basic proportions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Proportions to Find Percent, P

For Students 6th - 8th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson students use a proportion to find a percent. Students examine guided notes, review guided practice, watch instructional videos and attempt practice...
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Proportions to Find Percent, P

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] In this lesson students use proportions to find percents. Students examine guided notes, review guided practice, watch instructional videos and attempt practice...
Lesson Plan
PBS

Pbs Mathline Lesson: Mix It Up [Pdf]

For Teachers 3rd - 5th
A lesson based on the story, "Oliver's Fruit Salad," where students explore the concept of proportional reasoning through modeling, student sharing, and questioning. A great introductory lesson for this concept that is sure to engage...
Activity
National Council of Teachers of Mathematics

Nctm: Figure This: Vcr

For Students 3rd - 8th
This resource presents an interesting challenge for the serious mathematician with strong reasoning skills. Explore proportional reasoning, probabilities, fractions, and ratios in this challenge to figure out if you always get six hours...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.rp Art Class, Variation 1

For Teachers 7th
Seventh graders explore proportional relationships using paint colors in this lesson.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.rp Music Companies, Variation 2

For Teachers 7th
In this lesson plan students solve multi-step equations using proportional relationships.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.rp Selling Computers

For Teachers 7th
Seventh graders use proportional reasoning to determine the amount of sales needed in this lesson.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.rp Sale!

For Teachers 7th
Seventh graders are using proportional reasoning to solve real world problems in this lesson.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.rp Friends Meeting on Bikes

For Teachers 7th
Seventh graders use proportional relationships to determine the difference in speed between two girls riding bikes in this lesson.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.rp Art Class, Assessment Variation

For Teachers 7th
Seventh graders knowledge of proportional relationships is assessed in this lesson using the mixtures of paint.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.rp Finding a 10% Increase

For Teachers 7th
Seventh graders use proportional reasoning to sovle a percent problem in this lesson.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.rp Buying Protein Bars and Magazines

For Teachers 7th
In this lesson plan, 7th graders determine the amount of magazines that can be purchased and explore proportional relationships.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.rp Dueling Candidates

For Teachers 7th
Seventh graders use proportional reasoning to solve word problems regarding an election.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.rp Robot Races

For Teachers 7th
This lesson plan allows students to explore proportional relationships using information from robot races.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.rp and 7.g Sand Under the Swing Set

For Teachers 7th
In this lesson plan, 7th graders determine the amount of sand needed to cover a particular area using proportional relationships.
Activity
Texas Instruments

Texas Instruments: Proportional Reasoning: Set 1

For Teachers 9th - 10th
Students will identify and use properties to solve equations when given a word problem or one that is already set up for them.
Activity
Shodor Education Foundation

Shodor Interactivate: Mixtures

For Students 9th - 10th
This activity will help students develop their understanding of percents and proportional reasoning by solving mixture problems. Working with two piles of circles the student determines the number in each pile that will be colored. In...
Activity
University of Colorado

University of Colorado: Ph Et Interactive Simulations: Unit Rates

For Students 9th - 10th Standards
An interactive simulation that teaches about ratios, proportional reasoning, and using double number lines to look for patterns through interactions while shopping for fruits, vegetables, and candy and by comparing cars with different...
Unit Plan
Texas Education Agency

Texas Gateway: Determining Arc Length

For Students 9th - 10th
Given a problem situation involving sectors of circles, the student will use proportional reasoning to solve the problem.
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Google

Google for Education: Ratios and Proportions

For Students 6th - 7th Standards
Students use ratio and rate reasoning to solve real-world and math problems by reasoning about tables of equivalent ratios, tape diagrams, double number line diagrams, or equations.
Handout
Purple Math

Purplemath: Proportions: Introduction

For Students 6th - 8th Standards
Explains the basics and terminology of proportions.
Unit Plan
PBS

Pbs: Scale City: Inverse Proportions and Shadows in the Real World

For Students 6th - 8th
In this video, students take a quick trip through the history of drive-in theaters and are then asked to consider the question, "What is the relationship between the size of an object's shadow and the object's distance from a light...