Curated OER
Stoichiometry
For this stoichiometry worksheet, students use balanced equations for chemical reactions to determine the percent yield and the mass of product produced. This worksheet has five problems to solve.
Curated OER
Exponential Population Growth
In this exponential population growth instructional activity, students read word problems and determine the exponential growth of a specified populations. They find the percent of growth and compute exponential regressions. ...
Curated OER
The Bike Problem
In this algebra worksheet, students solve word problems, as they relate percents to real life scenarios. They calculate the cost of the bike including how much discount he got for his bike. There is an answer key for this problem.
Curated OER
Percents and Money
In this algebra worksheet, students rewrite word problems using algebraic symbols. They solve for the amount of population or money over a period of time. There are 10 questions with an answer key.
Curated OER
Taxing Taxes
Young scholars complete math word problems. In this taxes lesson, students discuss taxes and why they are necessary. Young scholars research the history of taxes, write a summary of their findings, determine the sales tax in...
Curated OER
Percent Application Worksheet
In this problem solving worksheet, learners solve each of the ten word problems by using their knowledge of percent, proportions, simple interest, and sales tax.
Curated OER
Relating Percents, Decimals, And Fractions
In this relating percents, decimals, and fractions worksheet, pupils, with a partner, problem solve and calculate the answers to twelve word problems and mathematical equations.
Curated OER
Figuring and Comparing Percents
In this figuring and comparing percents worksheet, students solve 4 problems by figuring out the percents of two numbers and comparing them.
Curated OER
Applications of Percent
In this percentage activity, 6th graders are given equations to solve for percentages. Students complete 4 word problems using the information that is provided for each equation.
Curated OER
The Birthday Problem
In this probability worksheet, high schoolers solve 1 word problem about birthdays. Students determine the number of people needed for a 50% chance of two people sharing the same birthday.
Curated OER
Go Figure! Using Percents in the Real World
Sixth graders solve sales tax problems. In this solving sales tax problems lesson plan, 6th graders find the sales tax on various items. Students are given a list of expenses that a family spent on vacation before...
Curated OER
Solving Percents Problems
Students solve problems dealing with percents. For this algebra lesson, students convert between decimals and percents using factoring. They solve one step problems involving percents.
Curated OER
Convert Fractions, Decimals and Percents
In this conversion worksheet, students complete a table filling in boxes to complete conversions of fractions, decimals and percents.
Curated OER
IRA RMD Problem
In this algebra activity, students work with percents and RMD as it relates to a retirement account. They calculate how much money is taken out of an IRA based on 10% of the total amount. This activity contains 1 problem and an...
Curated OER
Ratios Online
Middle schoolers complete ratio and percentage problems in word problem form. They complete 10 multiple choice problems.
CK-12 Foundation
Prices Involving Sales Tax: Proper Tipping
A five-question interactive challenges mathematicians to find a correct tip and total amount using percents five, 12, and 18. A tool with moveable pieces assists participants in locating answers. Types of questions include...
Concord Consortium
Smart Money
Watch the money grow daily. Scholars tackle a problem to determine how much money they will have if a dollar grows at 10 percent compounded daily after a month. Using that knowledge, learners notice the difference between varying savings...
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
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,...
Curated OER
Percents Less Than One and Greater Than 100
Sixth graders express numbers as percents greater than 100 and less than one. In this lesson on percents, 6th graders work in groups with real life scenarios to develop an understanding on percentages greater than 100 and less than one....
Curated OER
Percents
Students explore the concept of percents. In this percents lesson, students discuss the prefix cent and words that contain that prefix. Students make bead necklaces and determine the percentages of certain beads in relation to the necklace.
Curated OER
Finding Percent of Change/ Increase or Decrease
Seventh graders explore the skill of finding the increase and decrease of a quantity. Calculating the increase and decrease is covered by a percent. The proporition for finding a percent is also part of the lesson.
Curated OER
Fractions, Decimals, and Percents
Sixth graders engage in a lesson that explores the conversion process of fractions, decimals, and percents in relationship to their values to each other. Students demonstrate how to convert numbers interchangeably between fractions,...
Curated OER
Percent-Decimal-Fraction Chart Worksheet
In this percent-decimal-fraction worksheet, students complete a table where one component is given and they find the other two missing equivalent figures, a percent, a decimal or a fraction. The problems on this worksheet are at an 8th...