Website
Math Playground

Math Playground: Problem Solving Videos

For Students 6th - 8th
"Rated 'M' for middle school," Math TV invites you to tune in each week for videos of word problems being solved. Back episodes are available in subjects such as percentages, number sense, and fractions. Watch a problem worked out, then...
Lesson Plan
PBS

Pbs Learning Media: Math + Arts: Dragon Scales

For Teachers 3rd - 5th
In this lesson, students create a class mural by using scale, ratio, and proportion. Media resources and teacher materials are included.
Website
Other

Mathpower: Math Fundamental Assignments

For Students 9th - 10th Standards
Math variety of concepts, this colorful website is sure to give your students the chance show what they know. Concepts covered include rounding, division with decimals, order of operations, ratio, percent, multiplication, and division of...
Activity
Lawrence Hall of Science

The Math Page: Skill in Algebra: Variation

For Students 9th - 10th Standards
Here is a site that clearly and thoroughly explains direct and inverse variation. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to students who have been...
Unit Plan
Khan Academy

Khan Academy: Markup and Commission Word Problems

For Students 6th - 8th Standards
Practice solving word problems involving price markups and commission fees. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Activity
Wyzant

Wyzant: Solving a Proportion

For Students 9th - 10th Standards
WyzAnt has a diagram that shows the means and extremes of a proportion. You will also find a brief description and examples for the means and extremes.
Lesson Plan
Other

Nearpod: Percent of Change

For Teachers 7th
In this lesson, 7th graders will learn how to solve percent of change problems.
PPT
Sophia Learning

Sophia: Triangle Proportionality Theorem: Lesson 4

For Students 9th - 10th Standards
This lesson presents how to apply the triangle proportionality theorem to solve for unknown variables and side lengths. It is 4 of 6 in the series titled "Triangle Proportionality Theorem."
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Amby Duncan-Carr

Amby's Math Instruction: Using the Proportion Method to Solve Percent Problems

For Students 9th - 10th Standards
Learn to use the Proportion Method to calculate percentage problems, then practice your skill at the bottom of the page. Extra practice is provided for solving problems with percents. The site allows you to check your answer after...
Activity
Other

All Elementary Mathematics: Proportionality and Ratio

For Students 9th - 10th
A brief explanation of the mathematical relationship between ratio, proportion, and proportionality. Examples are included.
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...
Interactive
E-learning for Kids

E Learning for Kids: Math: Baseball: Percentages

For Students 5th - 7th
Students will compare percentages and convert them to fractions and decimals.
Lesson Plan
Alabama Learning Exchange

Alex: Thirsty for Ratios

For Teachers 6th - 8th
In this lesson, the students will learn what a ratio is and how it can be used in a comparison. In this lesson, students will also determine how to combine a sports drink in powder form and water to make enough for a whole football team....
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Graphs of Linear Models of Direct Variation

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Students will write, graph, and solve direct variation models for real-world problems. Students examine guided notes, review guided practice, study vocabulary, watch...
Lesson Plan
Scholastic

Scholastic: The Power of Probability

For Teachers 6th - 8th
Students will learn and reinforce skills for strategies to identify favorable and total outcomes, calculating simple and compound probability, sampling and proportions and using probability concepts to solve real-world problems.
Lesson Plan
Other

Helping With math.com: Ratios and Unit Rates

For Teachers 3rd - 8th Standards
This site contains a lesson about ratios and unit rates as well as guided and independent practice for students to review the skills.
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Wyzant

Wyzant: Algebra Help

For Students 9th - 10th Standards
Heres a comprehensive review of the basics of algebra. WyzAnt includes lessons on varied topics, calculators that show step-by-step solutions, and interactive worksheets for practicing and testing your skills. Just choose a topic and use...
Unit Plan
Khan Academy

Khan Academy: Discount, Tax, and Tip Word Problems

For Students 6th - 8th Standards
Practice solving word problems involving price discounts, taxes, and tip calculations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Ratio Word Problems

For Students 5th - 7th
Practice solving ratio word problems like, "If Ben reads 10 pages in 15 minutes, how long does it take him to read 40 pages?" Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Unit Plan
Khan Academy

Khan Academy: Percent Word Problems

For Students 5th - 7th
Practice solving word problems involving percents. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Lesson Plan
Other

Nearpod: Angle Relationships

For Teachers 7th
In this lesson, 7th graders will learn angle relationships and use these relationships to solve problems.
Lesson Plan
Alabama Learning Exchange

Alex: Land Surveying Project

For Teachers 9th - 10th
This project resulted from of the collaboration of a computer aided drafting teacher, Chris Bond, and a math teacher, Lee Cable, (Hewitt-Trussville High School) to provide higher math expectations in CT and real life application in...
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Khan Academy

Khan Academy: Equivalent Expressions With Percent Problems

For Students 7th
Practice equivalent expressions with percent problems.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Srt Tangent Line to Two Circles

For Teachers 9th - 10th Standards
The purpose of this task is to use similar triangles and setting up a proportion in order to calculate a side length. Aligns with G-SRT.B.5.