Curated OER
Not Everything is More Expensive
Students explore percent increases and decreases. They calculate the percent increase and decrease. Students use math to solve problems and communicate. They apply the given formula for percent increase/decrease.
Curated OER
Fraction Facts
Middle schoolers are introduced to fractions, including operations with fractionsm converting fractions to decimals and percents. They are provided with activities that provide ample practice opportunities to reinforce the information...
Curated OER
What Does Percent Have to Do With It?
Fourth graders go shopping for a real life experience involving percent. They explore the concepts of sales tax and discount prices.
Curated OER
Percent Of 2-Digit Numbers
In this percentage worksheet, students find percentages of 10 two-digit numbers. Problems include finding more than 100% of a number.
Curated OER
Percent Equation 1
In this percent equations worksheet, 7th graders translate word problems to number equations and then solve them. They write proportions to solve percent equations. This two-page worksheet contains 9 problems. Answers...
Curated OER
An Introduction to Percent
Fifth graders explore the concept of percents. In this percent lesson, 5th graders express fractions and decimals as percents. Students convert fractions and decimals as percents in this lecture style lesson.
Curated OER
Percents and Fractions
In this percents and fraction activity, students read short story problems, write an equation, and determine the percent or fractional part of a given number. They use the work backwards strategy to determine the initial number. This...
Curated OER
Percents and Mixture Problems
In this percents and mixture problems worksheet, students solve 18 different problems that include mixture problems. First, they determine the sum of a number, times its reciprocal. Then, students determine the sum of a number minus its...
Curated OER
Percent
In this percent worksheet, students problem solve and calculate how to change ten numbers into percents. Students share their answers with their classmates.
Curated OER
Percentages
In this percentages worksheet, students problem solve five mathematical word problems associated with percents and percentages.
Curated OER
Concept: Percent ... A Special Fraction
In this percent worksheet, students review and study what percent means, what percent strips are, making sense of percents and estimating percents. Students complete ten word problems.
Curated OER
Growth and Decay
In this math worksheet, students compute the annual rate of appreciation or depreciation in a set of 7 problems. Each problem involves a given amount of money (or value) and indicates the percent of appreciation or depreciation.
Curated OER
Standard Sizes of Paper
Students measure the dimensions of different sizes of paper. Using a copy machine, they discover dilations. After enlarging and shrinking particular copies, students examine rates, ratios and percentages and discover the relationship of...
Curated OER
Mixing Colours
Learners explore ratios and their relationships to fractions. They explain the process of identifying ratios and describe their comparison. Students write ratios as fractions and by using colons. They convert the ratios to percents.
Curated OER
From a Square to a Rectangle
Eighth graders solve problems involving percentage increases and decreases. Using given percentages, 8th graders transform a square into a rectangle. They apply the area formulas for squares and rectangles.Students observe the percent...
Curated OER
Finding the Percent of a Number in Fish Body Weight
Students use fractions to find the weight of fish. They use percentages to determine the correct amount to feed them. They organize their data into a graph and shares with the class.
Curated OER
Research Cruise Word Problems
Students examine life aboard the NOAA research vessel, Ronald H. Brown. They complete word problems related to the vessel, and then create three problems of their own.
Curated OER
Parting Ways
Students become part of the solution as they practice figuring percents. The number of men versus women present in the room and their heights can be used to form the basis of this investigation.
PBS
Pbs Learning Media: Atmospheric Oxygen
In this feature, adapted from Interactive NOVA: Earth, students explore the relationship between oxygen concentration and the well-being of various organisms by simulating a change in oxygen levels and observing what happens.
PBS
Pbs Learning Media: A Tip on Tipping
This TV 411 segment features a lesson from Question Man on how to informally calculate 15% tips at restaurants.
Shodor Education Foundation
Shodor Interactivate: Fraction Quiz
This activity allows the student to practice simplifying, converting, and multiplying decimals, percentages, and fractions. There are 3 levels of difficulty and the time limit may be set from no limit to 60 seconds. Additional...
PBS
Pbs Learning Media: Finding the Right Crystal
The CyberSquad has to find a crystal that is between 65% and 85% orange to power up their escape from Hacker in this video from Cyberchase.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra
This tutorial for students new to algebra provides explanations, definitions, examples, and practice problems. The practice tests cover topics such as real numbers, fractions, equations, graphing, and exponents.
Other
Interactive Learning Sites for Education: Decimals
A large collection of links to interactive activities and games on the topic of decimals.