Alabama Learning Exchange
Alex: Cool Kool Aid Experiment
This lesson allows middle schoolers to practice writing and solving rates by conducting an experiment to find the best tasting Kool-Aid mixture. It gives an assessment and ideas for remediation, extension as well as ways to manage...
Illustrative Mathematics
Illustrative Mathematics: 6.rp Currency Exchange
Students use ratio and rate to answer this performance task: Joe was planning a business trip to Canada, so he went to the bank to exchange $200 U.S. dollars for Canadian dollars (at a rate of $1.02 CDN per $1 US). On the way home from...
Illustrative Mathematics
Illustrative Mathematics: 6.rp the Escalator, Assessment Variation
Students demonstrate their understanding of the concept of ratio and unit rate association with a ratio.
Illustrative Mathematics
Illustrative Mathematics: 6.rp Hippos Love Pumpkins
Students use ratios to answer four questions about rates in situations involving unusual units in this performance task.
Illustrative Mathematics
Illustrative Mathematics: 6.rp Mixing Concrete
Students use ratio and rate to answer this performance task: A mixture of concrete is made up of sand and cement in a ratio of 5 : 3. How many cubic feet of each are needed to make 160 cubic feet of concrete mix?
Illustrative Mathematics
Illustrative Mathematics: 6.rp Running at a Constant Speed
Students use ratio and rate reasoning to answer four questions in this performance task.
Illustrative Mathematics
Illustrative Mathematics: 6.rp Security Camera
Students use ratio and rate reasoning to answer four questions in this diagram-based performance task.
Illustrative Mathematics
Illustrative Mathematics: 6.rp Shirt Sale
Students use ratio and rate reasoning to solve the following performance task: Selina bought a shirt on sale that was 20% less than the original price. The original price was $5 more than the sale price. What was the original price?...
Illustrative Mathematics
Illustrative Mathematics: 6.rp Friends Meeting on Bicycles
Students use ratio and rate to answer five questions in this real-world math performance task.
Illustrative Mathematics
Illustrative Mathematics: 6.rp Dana's House
Students use ratio and rate to solve this real-world math performance task: The lot that Dana is buying for her new one story house is 35 yards by 50 yards. Dana's house plans show that her house will cover 1,600 square feet of land....
Illustrative Mathematics
Illustrative Mathematics: 6.rp Mangos for Sale
Students use ratios and unit rates to answer this performance task.
Illustrative Mathematics
Illustrative Mathematics: 6.rp Gianna's Job
Students use ratios and rates to answer two questions in this performance task.
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.
Texas Instruments
Texas Instruments: The Golf Ball Challenge
In this activity, students will measure the bounce heights of golf balls dropped from a height. They examine the geometric sequence in the successive bounce heights and determine the constant or common ratio and the rate of decay of the...
Illustrative Mathematics
Illustrative Mathematics: 6.rp Converting Square Units
In this task, 6th graders must inches to feet in order to find the area of a rectangular board and explain the error in the calculations made by the board owner. Aligns with 6.RP.A.3.
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...
Education Place
Houghton Mifflin: Eduplace: Extra Practice Quiz Distance, Speed, & Time
Using these rate of speed problems practice figuring out either the distance, time or speed. Read the interactive quiz rules and then click on the "Begin" ticket. If you answer incorrectly you get one more chance to try again then you...
Khan Academy
Khan Academy: Units
In this exercise, students solve word problems that involve using different units. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Percent Word Problems
Practice solving word problems involving percents. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Proportional Relationships
Practice telling whether or not the relationship between two quantities is proportional by reasoning about equivalent ratios. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Khan Academy
Khan Academy: Interpreting Graphs of Proportional Relationships
Practice reading and analyzing graphs of proportional relationships. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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