Oswego City School District
Regents Exam Prep Center: Practice With Percents
The practice problems examine percent and decimal forms. Word problems that investigate percentages are also included.
Alabama Learning Exchange
Alex: Percents
This lesson explores the making of comparisons by using percents. In this lesson you will compare your class's favorite foods using percents. Students will use cooperative groups to answer follow up questions about the lesson.This lesson...
Shmoop University
Shmoop: Ratios & Percentages: Working With Percents
Students learn how to find a percent of a number. The mathematics resource consists of examples and practice problems with answers.
AAA Math
Aaa Math: Finding the Percent of a Number
This lesson explains how to find the percent of a whole number. Gives practice and games to practice this skill.
CK-12 Foundation
Ck 12: Arithmetic: Percent Equation to Find the Base B
[Free Registration/Login may be required to access all resource tools.] Use the percent equation to find the base, b.
CK-12 Foundation
Ck 12: Arithmetic: Percent Equations Grades 9 10
[Free Registration/Login may be required to access all resource tools.] Use the percent equation to find the part, the rate, and the total.
CK-12 Foundation
Ck 12: Arithmetic: Conversion of Decimals, Fractions, and Percent
[Free Registration/Login may be required to access all resource tools.] Understand, identify and find equivalent forms of rational numbers
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.
Science Education Resource Center at Carleton College
Serc: Mineral Density: Teaching Accuracy, Slope, and Percent Error
Students explore the meaning of density and use their math skills to graph mass/volume data, write an equation for a line, and interpret the slope of the line. Students also find the density of two unknown mineral samples and use those...
Texas Instruments
Texas Instruments: Election Night With Percent
The students will be working primarily with the concept of % of a number. They will calculate the number of people expected to vote when given the population and % of registered voters along with historical data on percentage of voter...
McGraw Hill
Glencoe: Self Check Quizzes Percentages and Proportions
The five question question assesses learners on percentages and proportions. Hints are available to help students solve the problems.
Shodor Education Foundation
Shodor Interactivate: Mixtures
This activity will help students develop their understanding of percents and proportional reasoning by solving mixture problems. Working with two piles of circles the student determines the number in each pile that will be colored. In...
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Finding Number When Percent Is Known
Get independent practice finding a number when the percent is known. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Other
Augusta Technical College: Solving Percent Problems [Pdf]
Study sheet explains how to solve three different percent problems including finding the part, the percent, and the whole.
Mangahigh
Mangahigh: Number: Find One Amount as a Percent of Another Calculator
Determine the decimal of a given percent.
Mangahigh
Mangahigh: Number: Use Percent to Find Original Value No Calculator
Use percents to determine the original value.
NumberNut
Number Nut: Percentages
Did you know that the word percent is based on two ancient words, "Per" and "Centum" which means part of one hundred? Learn how to calculate percent and find out how it is used in business.
Mangahigh
Mangahigh: Number: Find a Fraction of an Amount Simple Examples
Convert between fractions, percents, and decimals.
Mangahigh
Mangahigh: Number: Use Percent to Find Original Value Calculator
Use the inverse operation to determine the original amount.
Calculator Soup
Calculator Soup: Mixed Number to Percent Calculator
Convert mixed numbers or mixed fractions to percents. The mixed number to percentage calculator finds the decimal equivalent by finding the decimal value of the fraction, adding the decimal to the whole number part of the mixed number,...
AAA Math
Aaa Math: Determining Percentage
An example explains how to find the percent of a number. Students then check for comprehension by completing practice problems.
University of Cambridge
University of Cambridge: Nrich: Put Out the Flags
Sharpen your logic and percent skills while working on this challenge. A strategy for solving the problem and the solution are available from links on the left.
Education Development Center
Tune in to Learning: Multiple Percents
Have you ever seen an item that you wanted on sale for 15% of its original price? Have you tried to figure out what the sale price would be? Using this interactive lesson from T.V. 411, you can learn to calculate discounts with percentages.