Curated OER
The Art of Interpreting Percent
Ddefine the relationships between fractions, decimals, and percentages in a series of lessons. The class practices converting between these three versions of a number. They also find the common factor of a numerator and denominator and...
Curated OER
Weed killer
Is buying in bulk always better? In this real-world scenario, learners must decide which weed killer is the best bargain. Students work with units and percentages to calculate cost per fluid ounce.
Curated OER
Light Bulbs are Almost Burned Out
Incandescent light bulbs were enlightening more than 130 years when Thomas Edison invented them. More recently, US Congress passed legislation to increase efficiency standards. Your 5th, 6th, or 7th graders will be enlightened as they...
Curated OER
Largest Hamburger Ever?
If a 150 lb. person can comfortably eat and digest a 1 lb. burger, then how large would the person be who can comfortably eat and digest a 350 lb. burger? For a burger that size, it would take either a large person or a class of really...
Illustrative Mathematics
Block Scheduling
If a random sample determines that 45% of students favor block scheduling, is it possible that the actual percentage might be 50% or 60%? In this task, learners use data from a computer-generated simulation to determine the plausibility...
Curated OER
Inscribing a Hexagon in a Circle
This activity is a follow-on activity to inscribing a square in a circle. The overall problem is more complex. It deals with geometric constructions, properties of triangles, and regular hexagons. The final part of the activity...
Illustrative Mathematics
Sharing Prize Money
When three classrooms are to split up prize money, your mathematicians must find the percentage that each class deserves and calculate the total amount. There is an option to use a calculator and practice rounding.
Illustrative Mathematics
Giantburgers
What is a million between friends? This fast food chain claims to serves a certain percentage of Americans every day. The resource agrees, but depending on how you calculate it, you could be a million off. Let your fast food munchers be...
Willow Tree
Weighted Averages
Mixtures, weighted percentages, and varying speeds make problem solving difficult. The resource give learners a strategy for tackling these types of problems effectively.
Mathematics Assessment Project
Yogurt
Daily production of dairy? Determine profit and production requirements for a yogurt company with unit conversions and percentages to solve problems.
Statistics Education Web
Population Parameter with M-and-M's
Manufacturers' claims may or may not be accurate, so proceed with caution. Here pupils use statistics to investigate the M&M's company's claim about the percentage of each color of candy in their packaging. Through the activity,...
CK-12 Foundation
Complement Rule for Probability: Changes in an Election
Pupils determine the probability of one mayoral candidate winning given the other's chance. The interactive provides a circle graph to help visualize each candidate's percentages of winning.
CK-12 Foundation
Additive and Multiplicative Rules for Probability: Red Dress? Blue Dress? Both!
The sum of the parts is greater than the whole. An interactive uses a Venn-like model to show the percentage of females from a survey that have a blue dress, a red dress, or both. The pupils determine the numbers in each category...
CK-12 Foundation
Understand and Create Stem-and-Leaf Plots: Event Survey
A good lesson doesn't just grow on trees! Help your classes understand the concept of a stem-and-leaf plot using an interactive lesson. Learners first create a stem-and-leaf plot from a set of data by dragging the values to the...
K20 LEARN
If Our Classroom Were The World: Proportions And Percents
It's a small world after all. Classmates consider world population, languages, and religions in a cross-curricular lesson. Applying percentages and proportions, they determine what the class make-up would be if the class represented the...
CCSS Math Activities
Sandwich Shop
Eat up the task on systems of equations. Given information on the total number of sandwiches and the total income, learners write and solve a linear system of equations to find the number of each type of sandwich sold at a shop. They...
Concord Consortium
Rule of 72
Find an easier way to double it. Using the price of an item and the Consumer Price Index, learners determine how long it will be for the price to double. Scholars calculate the length of time it would take for the price to double using a...
Radford University
Corn and Popcorn
Have a popping good time. Using probability and statistics skills, learners determine which type of popcorn to buy based on the percentage of kernels popped. After analyzing corn and popcorn sales to make a prediction of future sales,...
Radford University
How Is Your Gender Represented?
Does the media shape people's views on gender? Scholars use data on gender portrayal in magazines to explore the idea. They use a spreadsheet program to create bar graphs and perform a chi-square test. They also use provided data to...
Radford University
Exploring Equations through Life Goals
What do I want to do when I grow up? Learners research job categories and determine a career within the category. Using the chosen job, pupils find the hourly wage and calculate future income based on percentage wages. Individuals then...
US Department of Commerce
Diversity: Differences in Communities
Using census data, the class finds the percentages of three diversity categories for four states and compare them. With the assistance of a 10 X 10 grid, pupils create visual representations of a comparison between two states on one...
US Department of Commerce
Diversity: Languages Spoken in the United States
High schoolers begin a discussion on diversity and determine the percent of the population that speak another language at home in the US. Classmates make a prediction of the percentage of people that speak another language at home in...
Bowland
Security Camera
Take an overall view of percentages. Pupils determine whether a shop owner's claim is correct about what percent of his shop is viewable from the installed security camera. Learners try to find whether there is a better location for the...
Curated OER
Percentages
In this algebra worksheet, students convert fractions to percents and take the percent of mixed numbers and whole numbers. There are 14 percent questions on this worksheet.
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