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
Find the Fraction, Decimal and Percentage
Learners review how to find percentages from decimals and fractions. Using photographs, they determine the percentage, decimal and fractions of different criteria. They use a calculator to change the form of the rational numbers as well.
Curated OER
Calculate Percentages
Sixth and seventh graders study the concept of finding the percent of a number. They calculate the percent of any given number. Pupils describe ways to use calculating percents in their daily life, and change percents into decimals,...
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.
Raytheon
Percentages
For this percentages worksheet, students complete percentage word problems dealing with money, division, fractions, and more. Students complete 54 problems.
Illustrative Mathematics
The Price of Bread
As part of an initiative to strengthen our young adults' financial understanding, this problem explores the cost of bread and minimum wage since the 1930s. Learners are asked to find the percent increase from each year and compare it...
Curated OER
Finding A Percentage
Helpful after a lesson on percentages, this worksheet can reinforce the steps and formulas necessary for finding percentages. Learners calculate the percent one number is of another, and then the percent of change (increase or decrease)...
Curated OER
Arithmetic: Fractions and Percentages
Young mathematicians review the basic operations needed for addition and subtraction of fractions. They review the rules for addition and subtraction of fractions with the same denominator, how to change them if the denominators are...
Curated OER
Fractions as Percentage and Decimals
In this fractions, percentages, and decimals worksheet, students solve 14 problems where they must convert back and forth. Students are given numbers in fraction, percentage, and decimal form and are asked to change their form.
Curated OER
Working with Percentages and Proportions
In this percentages and proportions instructional activity, students are given percentages, they express them as a proportions, they create an equivalent ratio using "x" for the unknown portion and they cross multiply and divide to find...
Teach Engineering
Energy and the Pogo Stick
Let your class bounce to examine the concept elastic potential energy. Individuals bounce on a pogo stick in order to calculate its elastic potential energy. Groups then compare the elastic potential energy to the gravitational potential...
Curated OER
Lab: Percent of Composition of KClO3
Students find the percent of oxygen in potassium chlorate. In this percent composition lesson plan, students heat a solution of potassium chlorate using a catalyst, manganese dioxide, to decompose the potassium chlorate and release...
CK-12 Foundation
Computing Probabilities for the Standard Normal Distribution: The FDA and Food Safety
To recall or not to recall, that is the question. Using provided data, pupils calculate the percent of people that may fall ill on average. The scholars determine the standard deviation based upon the mean and the empirical rule, then...
Illustrative Mathematics
Comparing Years
Who knew that the Egyptian, Julian, and Gregorian year were different lengths? Your mathematicians will! They will have to calculate the difference between the years in seconds and find the percent change. Using dimensional analysis,...
CK-12 Foundation
Overview of Percents: Play Checkers
Bet classes didn't know playing checkers help with understanding percents. An interesting interactive has pupils consider a series of moves in checkers. It then requires them to answer a set of challenge questions on percentages...
Curated OER
Going Up Or Coming Down
Students find the percent of increase or percent of decrease. Through a teacher demonstration, they examine the methods of calculating percentages. Students solve real life problems.
Curated OER
Visual 1: The Cost of Credit
In this money management worksheet, students examine an advertisement for a bike and respond to 3 questions that require them to calculate percentages
Curated OER
Stock Market Math
Students calculate commission for a stock transaction through a broker using the relationship between percentages and decimals. They decide which stocks are preferable based on the price to earnings ratios listed on the stock market quotes.
Curated OER
Discount and Sales Price
One of the most practical ways to teach about percentages is to use the real-life example of "sale" or "discount" pricing. This presentation poses many of these type of problems for young mathematicians who are trying to master the...
EngageNY
Fluency with Percents
Pupils build confidence working with percents as they work several types of percent problems to increase their fluency. The resource contains two sets of problems specifically designed to build efficiency in finding solutions of basic...
Curated OER
Percent of change
For this percent of change worksheet, students figure out the percent of money amount if something is on sale and it is a certain percentage of the price. Students solve 9 problems.
Curated OER
Percentages: Converting Fractions and Decimals to Percents
Young scholars calculate percentages. In this percentages lesson, students count the total number of floor tiles covering a given space, measure a designated section of the room, and then calculate the percentage of the room this area...
Curated OER
Stock Charting: Percentages and Profits
Learners discuss and use a formula to calculate "Percent of Change." They duscuss the stock market and ways reports are quantified. Students watch as the teacher demonstrates how to create a spread sheet to calculate changes of a...
Mathematics Assessment Project
25% Sale
Free clothes? In the middle school assessment task, learners first consider whether four 25 percent reductions will result in a sale price of $0. Mathematicians then determine the sale price and discount percentage of such a sale.