Curated OER
Disposable Diaper Comparison and Mystery Powder Identification
Students investigate which diaper is the most absorbent. In this chemistry instructional activity, students calculate how much water is absorbed by diapers. They identify an unknown powder based on physical and chemical properties.
Curated OER
Percent of a Number
In this percents learning exercise, students solve 4 problems in which a percentage of a number is calculated. Students also calculate the number that is a given percent of another number.
Curated OER
Percent Worksheet #2
In this percentages worksheet, students calculate the best strategy for finding a certain percentage of ten different numbers. Students show each step of their work.
Science Geek
Percent Composition, Empirical and Molecular Formulas
Help your pupils understand when empirical becomes molecular. The lesson presentation demonstrates the connection between empirical formulas and molecular formulas. Then, given percent composition, the lesson demonstrates the steps to...
EngageNY
Changing Scales
Pupils determine scale factors from one figure to another and the scale factor in the reverse direction. Scholars compute the percent changes between three figures.
Willow Tree
Percent of Change
Your car decreases in value from $20,000 to $17,000. What percent of the value have you lost? Pupils answer word problems by determining the percent of change.
Curated OER
The Winning Edge: Probability in Basketball: Lesson 2
Learners calculate the probability of a desired outcome based upon a statistically significant number of discrete events (i.e. endgame free-throw attempts). They participate in an online simulation of basketball free throws.
Curated OER
Unit 2 Quantities Review
In this quantities in chemistry worksheet, students solve 13 review problems about percent composition, significant digits, the mole, simple and molecular formulas, balancing equations, stoichiometry, limiting reagents and percent yields.
Curated OER
Percent Word Problems
In this online worksheet, learners will solve 10 problems involving percents. Answers can be accessed by clicking hint or check.
Curated OER
Buy or Lease an Automobile
Students gather information on 3 new cars they would like to buy or lease, and use mathematical comparisons to decide whether to buy or lease the car.
Curated OER
Probability of a Single Event
In this probability worksheet, students solve thirty-six fractional probabilities involving the rolling of a dice to specific scenarios, game spinners, sweets in a bag and random colors. Students check their answers online as they go.
Curated OER
Global Distribution of Water
In this water worksheet, students are given the percent of distribution of water on earth. With the total amount of water equal to 1,000ml students determine the number of ml for each type of water on earth and color a beaker with the...
Curated OER
Problem-Solving Application: Make a Circle Graph
In this circle graphs activity, students analyze a data table about the activities in a day. Students then use this data to make a circle graph. Students answer 6 questions about the graph.
Curated OER
Percent
In this percent worksheet, students express fractions as percentages. Students complete 10 problems where they calculate fractions as percentages.
Curated OER
Percent
In this percent worksheet, students express fractions containing one and two digit numbers as percentages. Students complete 10 problems where they calculate fractions as percentages.
Curated OER
"Water is Life" Global Water Awareness
Students examine and calculate the percentage of potable water remaining on the earth. In this ecology and geography lesson, students brainstorm the main factors affecting water distribution. Students use mathematical problem solving to...
Curated OER
When the Snow is as High as an Elephant
High schoolers study the concept of mean values using a data plot. Learners enter the given data in the activity to create their data table. They use the data table to calculate the mean of the snowfall percentage provided in the...
Curated OER
Finding the Percent of a Number
In this mathematics worksheet, 6th graders find the percents of various numbers. They set up the problem, estimate, and write their response. Students also compare their answers to their estimates for each problem.
Curated OER
Percents, Decimals, and Fractions
In this Algebra I worksheet, 9th graders convert percentages to decimals and fractions. The one page interactive worksheet contains ten problems. Answers and a hint are provided.
Global Oneness Project
Living with Less Water
Did you know that California produces two thirds of the fruits and nuts consumed in the United States? That it produces almost one third of the vegetables? Did you know that scientists warn that California is facing the onset of a...
Curated OER
Calculating Theoretical & Experimental Probability
High schoolers explore the concept of experimental and theoretical probability. In this experimental and theoretical probability lesson, students collect data by conducting a survey of their classmates. High schoolers compare their data...
Curated OER
Math: How Many Red M&Ms?
Sixth graders calculate the mean, median, and mode of candy M&Ms and find the percentage of each color. Once they complete the assignment, they compare their results with those of the candy company's percentages. As an extension,...
Curated OER
Getting Percentible
This unit explores the connections between percentages, decimals, and fractions. It focuses on strategies for solving problems involving percentages and applies these strategies to real life contexts.
Curated OER
Building Budgets
Students explore New York City's bid to host the 2012 Olympic Games. They estimate budget allocations for such a proposal while practicing the calculation of percentages.