Worksheet
Curated OER

Percent of Increase and Decrease

For Students 7th - 9th
In this change in percent worksheet, learners find the percentage of increase and decrease of a number. There are four problems to solve.
Worksheet
Curated OER

Everything You Ever Wanted to Know About Stoichiometry

For Students 11th - Higher Ed
In this chemistry learning exercise, students identify the process of Stoichiometry and use it to calculate various chemical reactions similar to that of a recipe. In addition, they identify a connection between isoamyl alcohol and the...
Lesson Plan
Curated OER

Percent in Business

For Teachers 5th - 8th
In this percentages worksheet, students solve word problems that include percentages in business. Students complete 14 word problems.
Lesson Plan
Virginia Department of Education

Finding the Formula and Percent Composition

For Teachers 9th - 12th Standards
Do you have mole problems? If so, call Avogadro at 602-2140. The lesson starts with pupils working independently to solve for molar mass of ionic compounds. Then they learn to solve for percent composition and later perform an...
Assessment
CCSS Math Activities

Sandwich Shop

For Students 9th - 12th Standards
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...
Assessment
1
1
Mathematics Assessment Project

Middle School Mathematics Test 2

For Students 6th - 8th
A 13-page test with two 40-minute sections covers multiple years of math content. It incorporates applied problems and mathematical analysis.
Worksheet
Curated OER

Stoichiometry

For Students 10th - 12th
In this stoichiometry activity, students use balanced equations for chemical reactions to determine the percent yield and the mass of product produced. This activity has five problems to solve.
Worksheet
Curated OER

The Bike Problem

For Students 8th - 12th
For 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.
Worksheet
Curated OER

Percents and Money

For Students 10th - 11th
In this algebra worksheet, learners 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.
Lesson Plan
Curated OER

Relating Percents, Decimals, And Fractions

For Teachers 7th - 8th
In this relating percents, decimals, and fractions worksheet, students, with a partner, problem solve and calculate the answers to twelve word problems and mathematical equations.
Worksheet
Curated OER

Applications of Percent

For Students 6th
In this percentage worksheet, 6th graders are given equations to solve for percentages. Students complete 4 word problems using the information that is provided for each equation.
Worksheet
Curated OER

Writing Percents

For Students 4th - 6th
In this percents worksheet, students solve a total of 16 problems, writing fractions as percents, decimals as percents, writing percents as fractions and as decimals.
Worksheet
Curated OER

The Birthday Problem

For Students 9th - 12th
In this probability worksheet, learners solve 1 word problem about birthdays.  Students determine the number of people needed for a 50% chance of two people sharing the same birthday.
Lesson Plan
Curated OER

Go Figure! Using Percents in the Real World

For Teachers 6th
Sixth graders solve sales tax problems.  In this solving sales tax problems lesson, 6th graders find the sales tax on various items.  Students are given a list of expenses that a family spent on vacation before taxes. ...
Lesson Plan
Curated OER

Solving Percents Problems

For Teachers 6th - 8th
Students solve problems dealing with percents. In this algebra activity, students convert between decimals and percents using factoring. They solve one step problems involving percents.
Worksheet
Curated OER

IRA RMD Problem

For Students 9th - 11th
In this algebra instructional 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 instructional activity...
Interactive
CK-12 Foundation

Simple Interest

For Students 6th - 8th Standards
Mathematicians manipulate a mountain of money to solve six questions about simple interest. Question types include several multiple-choice and one discussion. 
Lesson Plan
Curated OER

Percents Less Than One and Greater Than 100

For Teachers 6th
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....
Lesson Plan
Curated OER

Percents

For Teachers 4th - 5th
Learners explore the concept of percents. For this percents lesson, students discuss the prefix cent and words that contain that prefix. Learners make bead necklaces and determine the percentages of certain beads in relation to the...
Lesson Plan
Curated OER

Using Inequalities to Problem Solve

For Teachers 8th - 10th
Students explore inequalities. For this Algebra I lesson, students solve and graph linear inequalities involving addition, subtraction, multiplication, or division.  Students use inequalities to solve and graph real-world problems.
Lesson Plan
Curated OER

Finding Percent of Change/ Increase or Decrease

For Teachers 7th
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.
Worksheet
Curated OER

Percent of a Number

For Students 7th - 8th
In this percent of a number activity, students solve percentage problems. They find the percent of a number, or identify a missing number when given the percent. This one-page activity contains ten problems.
Lesson Plan
Curated OER

Pay Check Advance Loan

For Teachers 6th - 9th
Students research loans. In this financial lesson, students explore the benefits and drawbacks of applying for a pay-day advance loan. Students compare different programs and calculate interest owed. Multiple resources are provided.
Lesson Plan
Curated OER

Probability

For Teachers 7th
Seventh graders solve and complete 2 different problems that include a number of other possibilities. First, they draw a marble as stated for each out of a sack of marbles and determine the probability of getting that particular marble....