Achieve
False Positives
The test may say you have cancer, but sometimes the test is wrong. The provided task asks learners to analyze cancer statistics for a fictitious town. Given the rate of false positives, they interpret the meaning of this value in the...
Curated OER
Fantasy Baseball
Check out this thematic unit, based on the game of baseball. Learners investigate numbers and number relations as they become familiar with some of the basic terminology associated with the game. They focus their attention on actual...
Mathematics Assessment Project
Optimizing Coverage: Security Cameras
Are you being watched? Class members determine where to place security cameras protecting a shop. They then evaluate their own and several provided solutions.
Council for Economic Education
Calculating Simple Interest
How much is owed? A calculated resource introduces the simple interest formula with a video that describes how to use it. Classmates then show what they know by answering questions within a simple interest worksheet.
Bowland
Design the Mascot
Explore how resizing an object affects its area. The set of lessons challenges young mathematicians to design a mascot for electronic devices. These designs undergo resizing to determine how scale factors of dilation affect area.
EngageNY
Analyzing a Data Set
Through discussions and journaling, classmates determine methods to associate types of functions with data presented in a table. Small groups then work with examples and exercises to refine their methods and find functions that work to...
Balanced Assessment
Who's Left?
If you're not right-handed, are you wrong-handed? Young statisticians calculate the percentage of left-handed people using a given data set in the assessment task. They plot data on a scatter plot and consider how the line of best fit...
Bowland
Outbreak: Infection Detection
Explore the mathematics of infection outbreaks with activities that ask learners to use coordinate grids to locate infected patients. They calculate amounts of ingredients for antidotes and determine which groups of people should be...
National External Diploma Program Council
Numbers
The written form for 345 is three-hundred forty-five, where as the word form for 70% is seventy percent. Here, young mathematicians read 10 sentences and write the word form of each number in the sentences.
Curated OER
Basketball
Tap into the competitive nature of teenagers as your class practices setting up and solving rational equations. This activity starts with a specific ratio of games won to games played, then asks how many more games must be played to...
Curated OER
Converting Fractions and Decimals
In this conversions worksheet, students convert fractions, decimals, percents, and ratios. Students complete 10 problems in the chart.
Curated OER
M&M Caper
Young scholars participate in a game with M&M's to be introduced to percents and ratios. Individually, they estimate and record the number of candies they believe the bag holds and the amount of each colored candy. They open the...
Curated OER
Converting Fractions and Decimals
In this conversions worksheet, students convert fractions, decimals, percents, and ratios. Students complete 10 problems in a chart.
Curated OER
Converting Fractions and Decimals
For this conversions worksheet, students convert fractions, decimals, percents, and ratios. Students complete 10 problems in the chart.
Curated OER
Converting Fractions and Decimals
For this conversions worksheet, students convert fractions, decimals, percents, and ratios. Students complete 10 problems in the chart.
Curated OER
Converting Fractions & Decimals
In this fractions and decimals worksheet, learners convert fractions, decimals, percents, and ratios. Students complete 10 problems total.
Curated OER
M&M's
Students use M&M candies to show fractions, percents, and ratios. Individually, they complete a worksheet using their candies and solving equations of greater than or less than. They review their answers and strategies used as a...
Curated OER
Cutting the Wood
Students demonstrate and describe the effect of multiplying or dividing by a fraction less than or greater than one. They create and explain a variety of equivalent ratios that represent a given situation. Students draw a picture of...
Curated OER
Paying for Crime
Young scholars participate in activties examining ratios and proportions. They use graphs to interpret data showing the government's budget for prisons. They present what they have learned to the class.
Noyce Foundation
Snail Pace
Slow and steady wins the race? In the assessment task, scholars calculate the rates at which different snails travel in order to find the fastest snail. Hopefully, your class will move much more quickly in finishing the task!
CK-12 Foundation
Simple Interest
Mathematicians manipulate a mountain of money to solve six questions about simple interest. Question types include several multiple-choice and one discussion.
Mathematics Assessment Project
Ice Cream
I scream, you scream, we all determine the amount of ice cream! Pupils calculate the amount of ice cream flavors needed based on survey results in a short summative assessment. They determine the number of tubs and cost of ice cream to...
Balanced Assessment
Solar Elements
Let your brilliance shine like the sun. Future mathematicians and scientists consider given data on the abundance of different elements in the sun. The assessment task requires consideration of how these different abundances relate to...
Curated OER
Mixing Colours
Learners explore ratios and their relationships to fractions. They explain the process of identifying ratios and describe their comparison. Students write ratios as fractions and by using colons. They convert the ratios to percents.