Curated OER
Population Ratios
Students access web site and record various population statistics pertaining to a county in the USA of their choice. They use this data to set up and solve ratios. They compare data to make meaning of the numbers.
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.
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...
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
Students 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 bag and...
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
In this conversions worksheet, students convert fractions, decimals, percents, and ratios. Students complete 10 problems in the chart.
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
Converting Fractions & Decimals
In this fractions and decimals worksheet, students convert fractions, decimals, percents, and ratios. Students complete 10 problems total.
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
Not Everything is More Expensive
Students explore percent increases and decreases. They calculate the percent increase and decrease. Students use math to solve problems and communicate. They apply the given formula for percent increase/decrease.
Curated OER
Using Venn Diagrams
In this Venn Diagrams instructional activity, students complete and draw 10 different Venn Diagrams to match each problem as described. First, they determine the number of students who scored above half on math or science. Then, students...
Curated OER
Flying with Fractions
Students test their knowledge of the Wright Brothers and their aircraft, and compute ratio of two numbers to determine the ratio between wing span and length of aircraft.
Curated OER
One Size Fits All, Part 1
Can you tell how tall someone is just by looking at their feet? In this activity, young mathematicians measure their height, arm span, and foot size, graph their findings, and answer questions about how these measurements are related....
Curated OER
Prime Time Math
Seventh graders use educational software in order to practice instructional activity objectives. They define rate and ratio. Students solve distance problems given two variables. They also use a problem solving strategy that can be...
Curated OER
Science Fair Space
Students determine the most equitable way to share space and cost between three schools for a fictional science fair. Given a diagram, a word problem, and a data set, students analyze and explain the best way for all schools to share...
Curated OER
Sizing Up the Supersize Croc
Students examine and compare traits of humans and crocodiles. For this crocodile lesson students use a ratio to estimate the height of a person and compare that to a crocodile.
Illustrative Mathematics
Converting Square Units
Jada has a rectangle board that is measured in inches. Young learners confirm their understanding of converting inches to feet. Then they find the area in square feet. Jada thinks she has a short-cut to convert inches square to square...