Illustrative Mathematics
Illustrative Mathematics: 6.g Painting a Barn
This task asks students to determine the area of the exterior walls of a barn and to calculate how many gallons of paint would be needed to cover them, as well as the cost of the paint. Aligns with 6.G.A and 6.RP.A.3.
Khan Academy
Khan Academy: Discount, Tax, and Tip Word Problems
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.
Khan Academy
Khan Academy: Markup and Commission Word Problems
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.
Shmoop University
Shmoop: Ratios & Percentages: Unit Rate
Students learn about unit rate. The mathematics resource consists of examples and practice problems with answers.
Khan Academy
Khan Academy: Rate Review
Explains what rates and unit rates are, and how unit rates are used for solving problems. Includes a practice problem.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Fraction Operations, Rates, Ratios
Twenty-five problems presented on the topics: evaluating expression with fractional values, fraction operations, rates, and ratios. They are given with each step to the solution cleverly revealed one at a time. You can work each step of...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Proportion Playground
An interactive simulation that teaches about ratios, proportional reasoning, and unit rate by making predictions and testing proportions while designing a necklace, throwing balloons filled with paint, playing billiards, or shopping for...
National Council of Teachers of Mathematics
The Math Forum: Calculating Sales Tax
Dr. Math is asked about calculating sales tax. A quick and easy to follow explanation of how it works using fractions, decimals, ratio, and percent.
CK-12 Foundation
Ck 12: Arithmetic: Proportions
[Free Registration/Login may be required to access all resource tools.] In this lesson students write proportions and then solve proportions by using equivalent rates. Students examine guided notes, review guided practice, watch...
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Rates and Ratios
Find a quick, concise explanation of rates and ratios. Examples are given and clearly explained.
Better Lesson
Better Lesson: Performance Task (2 Days)
This lesson is a performance task based on their learning of ratios. Students will be using their knowledge of ratios and unit rates to create their own pizza.
ClassFlow
Class Flow: Understanding Slope as a Ratio
[Free Registration/Login Required] Finished investigating slope as an angle and will now do some investigation with slope as a ratio. It will then be a bridge to go back to linear equations (with the connection to rate of change). There...
Other
Kqed: The Lowdown: Life Expectancy: Finding Ratio Relationships
In this interactive map, learn how life expectancy, obesity, hypertension, and physical activity rates have changed dramatically throughout the United States over the last three decades.
Other
Ask Numbers: Measurement Conversion Calculators and Charts
What kind of unit conversion would you like to do? This site will allow you to do a multitude of conversions. Just click on the specific measurement you are needing to convert. It also provides a history of measurements and a chart of...
Better Lesson
Better Lesson: Finals Week Day 1
Sixth graders define rate and give examples of how they can use rates.
Illustrative Mathematics
Illustrative Mathematics: 8.ee Sore Throats, Variation 2
In this task where two saltwater solutions are compared, 8th graders must find equivalent ratios, write an equation that works for both solutions, draw the equation's graph, and interpret the slope as a unit rate. Aligns with 8.EE.B.5.
Illustrative Mathematics
Illustrative Mathematics: 6.rp, 6.ee Fruit Salad
A fruit salad consists of blueberries, raspberries, grapes, and cherries. The fruit salad has a total of 280 pieces of fruit. There are twice as many raspberries as blueberries, three times as many grapes as cherries, and four times as...
BBC
Bbc: Gcse Bitesize: Controlling Chemical Reactions
This lesson focuses on comparing the reaction rate of chemical reactions with different surface areas.
PBS
Pbs: The Lowdown: Poverty Trends: What Does It Mean to Be Poor in America?
Use math to learn about changes in US wealth distribution and poverty rate over time in this interactive from KQED. In the accompanying classroom activity, students interpret the graphs and consider how the poverty rate spike following...
PBS
Pbs: Real Life Math: Production Scheduler
Production scheduler Jessi Felde explains how she uses math in her work in this video from KAET. In the accompanying classroom activity, students watch the video and then complete an activity involving one aspects of math that Ms. Felde...
Arcademics
Arcademics: Dirt Bike
Solving proportions by finding the missing part and advance your dirt bike to the finish line.
Illustrative Mathematics
Illustrative Mathematics: 7.rp Walk a Thon 2
The purpose of this task is for middle schoolers to translate information about a context involving constant speed into information presented in a table and to find the time it takes to travel a unit distance as well as the distance...
Texas Instruments
Texas Instruments: Smart Shoppers
In this activity, students will compare ratios with different denominators, and then with common denominators. They will also find unit rates.
Other
Mathpower: Math Fundamental Assignments
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...
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