Ratio and Proportion

Grade

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College Costs Keep Going Up

Algebra Number Sense Ratio and Proportion Data and probability
 College costs keep rising, and it can be hard for students to grasp just how much four years of school might add up to. This updated activity gives students real data and guides them to explore ...

Drill Bit Fractions

Number Sense Math and Food Ratio and Proportion 3-act tasks
 In this updated activity, students explore how drill bits are measured using fractions of an inch. They will use equivalent fractions to compare drill bit sizes, fill in missing numerators, and ...

The Power of Leverage

Number Sense Ratio and Proportion Any time math
📈 In this activity, students will explore the power—and risks—of leverage by analyzing the price movements in trading. They'll calculate percentage gains and losses, compare leveraged...

Bye bye Antibiotic Chickens

Number Sense Math and Science Math and Food Ratio and Proportion
🔔 Free Trial Alert! 🐔Fast food chains like McDonald’s, Chick-fil-A, Panera Bread, Chipotle, and Whole Foods are moving toward removing antibiotics ...

How much snow is that?

Algebra Number Sense Ratio and Proportion
❄️In this updated activity, students will estimate, calculate, and analyze the weight of a snow pile sitting on top of a car. Using real-world data, they’ll apply math to determine if...

Holiday Candy Sales

Algebra Math and Food Holidays and Annual Events Ratio and Proportion Data and probability
In this updated activity, students will analyze U.S. holiday candy sales data to calculate the approximate amount spent on candy for each holiday. Using real-world percentage...

Shrinkflation - Updated

Algebra Number Sense Math and Food Current events Ratio and Proportion
📈💵In this updated activity, students will explore shrinkflation and its impact on the products we love. Building on our starter slides discussi...

Cookie Calculations

Algebra Number Sense Math and Food Ratio and Proportion
In this activity, students will step into the kitchen to explore the math behind baking!   🍪They’ll estimate costs, calculate how many cookies can be made with a given am...

Chocolate Milk Account

Algebra Number Sense Math and Food Ratio and Proportion
🔔 Free Trial Alert!  In this activity, students will explore a school milk account where money is deposited and deducted as chocolate milk is purchased over time....

Starbucks Sales and Nutrition

Number Sense Math and Food Ratio and Proportion Data and probability
Kick off the activity with starter slides that spark curiosity by asking students if they recognize the Starbucks logo and how many locations they think are in the U.S. Then, engage them in estimating...
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