Curated OER
Fractions Forever!
Middle schoolers identify proper, improper fractions, and mixed numbers. They reduce fractions to their lowest terms. They add and subtract fractions with different denominators, and multiply and divide fractions, as well as decimal...
Curated OER
Did Voters Turn Out -- or Are They Turned Off?
What was the voter turnout at your last state election? Examine voter turnout statistics from the most recent election to learn which ten states have the best turnout record. This lesson offers election data, handouts, and worksheets.
Curated OER
Problem Solving Decisions: Choose a Method
Walk your scholars through the process of finding percentages using this problem-solving worksheet! A word problem asks students to figure out how many pieces of a puzzle are left, if the completed 750 pieces make up 60% of the total....
Curated OER
Percentages
A presentation on how to calculate percentage is here for you. Young mathematicians gain practice in performing the calculations necessary to find a percentage value. Many excellent tips and problems to solve are embedded in the...
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.
EngageNY
Estimating a Population Proportion
Find the percent of middle schoolers who want the ability to freeze time. The 21st installment in a series of 25 has groups collect a random sample of respondents who answer a question about superpowers. Using sample statistics,...
Curated OER
Percents to Fractions and Decimals
Seventh graders practice converting percentages to decimals. Through guided practice, they work to solve problems involving converting fractions to decimals. Working in pairs, 7th graders compete to be the first to solve the problem...
Curated OER
What Can We Measure about Chemicals?
In this measuring chemicals worksheet, students determine the accuracy and precision of measurements and distinguish between the two. They find the percent composition of compounds, the molar mass of compounds and the volume of gases at...
Curated OER
Exponential Population Growth
In this exponential population growth activity, students read word problems and determine the exponential growth of a specified populations. They find the percent of growth and compute exponential regressions. Students graph...
College Board
AP Physics 1 and 2 Inquiry-Based Lab Investigations
Have you ever wondered what type of AP Physics investigations The College Board wants? This is the guide for you! Sixteen labs covering both Physics I and II will get you started and inspire you to meet the requirement of 25 percent of...
Curated OER
Finding Percent Change
In this percent of change worksheet, learners determine the percent of increase and the percent of decrease. This two-page worksheet contains 24 problems. Answers are provided on the last page.
Curated OER
Percent of Change
For this percent of change worksheet, students calculate the change in two whole numbers. They compute the percent of change and indicate if it is an increase or decrease.
Curated OER
X Is What Percent Of Y?
In this percents worksheet, students complete 2 multiple choice questions where they find the percent of a number. Answers are given online.
EngageNY
Counting Problems
Solving these percent problems is a matter of counting. Pupils find percents by counting the number of events that meet the criteria and the total number of possibilities. Participants create the ratio and convert it to a percent to...
Illustrative Mathematics
Discounted Books
Adolescents love to shop, especially when an item is discounted. Here, shoppers only have a set amount of money to spend. Will they be able to make a purchase with the discount and tax added in? Percent discounts can be calculated...
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...
Curated OER
Twenty-Five Great Ideas for Teaching Current Events
Teaching current events can be an amazingly-rewarding part of your teaching week. This resource presents twenty-five ways to incorporate current events into your curriculum. It offers some outstanding ideas, such as providing your...
Curated OER
Calculate the Slope of a Line Using Two Points
Find that slope! This video does an excellent job of demonstrating how to use the slope formula to find the slope of a line using two points. The instructor first reviews the definition of slope of a line, then works three problems using...
Curated OER
Investigation- What Does It Cost?
Eighth graders investigate percents by comparing different discounts on the same sale item, practice graphing percents, and look at reasonable and unreasonable "percents off" a sale item.
Curated OER
Giving it 100%
Students build knowledge about the number relationships between decimals and percents as it relates to converting decimals into percents. In this decimal and percent lesson, students recognize equivalent forms of fractions, decimals, and...
Curated OER
Percent of Increase and Decrease
In this change in percent worksheet, students find the percentage of increase and decrease of a number. There are four problems to solve.
Curated OER
Using the Proportion Method to Solve Percent Problems
In this algebra worksheet, students calculate the percents of a number. They convert between decimals and percents. There are 20 questions with an answer key.
Curated OER
Finding Total Given Part and Percentage
Students observe models of fractional parts. After writing the definitions of percent, part and whole, students use the calculators and computers to solve problems. Individually, they complete assigned problems where the convert the...
Curated OER
My Test Book: Percents
In this online interactive math skills activity, students solve 10 multiple choice math problems regarding percents. Students may submit their answers to be scored.