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Ratio and Proportion

Genres

Algebra 391
Number Sense 493
Geometry 182
Science 146
Social Studies 142
Food 133
Sports 112
Holidays 149
Movies and Entertainment 9
Art 52
Current events 135
Ratio and Proportion 285
3-act tasks 58
Probability and Statistics 240

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2nd
3rd
4th
5th
6th
7th
8th
High school
We found 6 post available for you

Cost of light bulbs (Updated)
Social Studies Ratio and Proportion
With incandescent and halogen bulbs banned since 2023, students compare CFL, LED, and Smart LED bulbs, calculate energy use in kilowatt-hours, and determine which bulb is the better deal over time.&nb...

Inflation and the cost of gasoline
Algebra Number Sense Science Social Studies Ratio and Proportion
 In 1980, one gallon of gasoline costs $1.22.  Today's prices are a lot higher.  Is that because the price has gone up or because in 1980 you could buy a lot more than you can buy today...

Does it pay to get educated?
Number Sense Social Studies Ratio and Proportion Probability and Statistics
 This activity is currently being updated…stay tuned! (May 2026)   Why should students do well in school, graduate high school, or go on to college?  In this activity median e...

Patriots' Day
Number Sense Social Studies Sports Holidays Ratio and Proportion
 We celebrate Patriots' Day to commemorate the beginning of the Revolutionary War and the battles of Lexington and Concord. Students learn more about the difficulties of the Revolutionary War and...

Cost of light bulbs

Algebra Number Sense Science Social Studies Ratio and Proportion Probability and Statistics
 This activity has been updated (2026). See the new activity here:https://www.yummymath.com/post/light-bulb-cost-comparison/ There's a lot of misinformation out there about the cost to consu...

Cruising
Algebra Number Sense Science Food Ratio and Proportion Probability and Statistics
There have been a lot of cruise ship mishaps and disasters this year. While these are in the news, let your students consider how these floating cities manage their resources and which of their need...
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