BBC
Bbc: Ks3 Maths: Percentages
KS3 Math provides interactive activities on percentages, using pence and pounds. Use the factsheet for percentage information. You may use the worksheet for percentage practice and take the test provided to check your percentage skills....
National Council of Teachers of Mathematics
The Math Forum: Beat the Calculator!
Find more than 500 "mental calculation tricks" that will help you square numbers, add, multiply divide, subtract, and find percentages. A great resource for advance math students, gifted children, and teachers wanting to find ideas for...
Primary Resources
Primary Resources: Percentages
A selection of teacher resources dealing with percentages. There are worksheets and PowerPoints available to download.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Percent With a Calculator
This tutorial explains how to use a calculator to find a percent. There is also a practice section at the end of the lesson.
E-learning for Kids
E Learning for Kids: Math: Fashion Store: Fractions and Decimals
On this interactive website students practice various math skills using a real-life scenario by picking out clothing. Those skills include calculating percentages using fractions and calculating the new cost of a product after a...
National Council of Teachers of Mathematics
The Math Forum: Finding 2.5 Percent of a Number
This site provides shortcuts and hints on how to do more complicated percentages without a calculator. For others beside 2.5, scroll down the left column and click percentage of choice under "Percents."
National Council of Teachers of Mathematics
Ntcm: Math Challenge: Perplexing Percentages
Test your bargin shopping skills by figuring out which discount offers the greatest savings. A one page activity from the NCTM Math Challenges for Families series that focuses on understanding and calculating percentages. Connections...
AAA Math
Aaa Math: All About Percents and Ratios
This AAA Math tutorial covers calculating percents, relationships of percents to fractions and decimals, and uses of percents.
Calculator Soup
Calculator Soup: Fractions Table
Table shows incremental ordering of fractions with decimal and percentage equivalents.
Calculator Soup
Calculator Soup: Percent to Decimal Calculator
Input the percent value that you would like to convert to a decimal. This calculator divides by 100 to convert percents to decimal values.
Math Is Fun
Math Is Fun: Percentage Calculator
Use this percentage calculator to "calculate a percent of a value" or "find the percent change between two values." Provided answers include steps for carrying out the calculations yourself.
Wyzant
Wyzant: Percentage Calculator
WyzAnt provides applets that allow the user to input as much of the percentage question that is known, and it will compute the rest.
Math Is Fun
Math Is Fun: Percentages
The learning activity investigates percentages. Topics examined are converting percents to decimals, converting percents to fractions, and the percentage difference. Links to additional resources and a percentage calculator are included.
PBS
Pbs Teachers: Sports and Math: Batting Averages and More
Set up a spreadsheet using a computer or graphing calculator, and perform calculations using columns. Calculate percentages and solve a system of equations regarding baseball statistics.
Fun Brain
Fun Brain: Penguin Waiter (Calculating Percents Game for Super Brains)
Given the total price paid for a meal, including the tip (given as a percentage of the meal's cost), players are asked to calculate the original bill.
Fun Brain
Fun Brain: Penguin Waiter (Calculating Percents Game)
Players must calculate the correct tip to leave their penguin waiter based on a percentage of the cost of their meals.
Free Math Help
Free Math Help: Batting Average
Here is an explanation about how to calculate a player's batting average.
Amby Duncan-Carr
Amby's Math Instruction: Using the Proportion Method to Solve Percent Problems
Learn to use the Proportion Method to calculate percentage problems, then practice your skill at the bottom of the page. Extra practice is provided for solving problems with percents. The site allows you to check your answer after...
Wyzant
Wyzant: Algebra Help
Heres a comprehensive review of the basics of algebra. WyzAnt includes lessons on varied topics, calculators that show step-by-step solutions, and interactive worksheets for practicing and testing your skills. Just choose a topic and use...
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.
PBS
Pbs Learning Media: What's in That Box of Cookies, Anyway?
In this video segment from TV 411, learn how to read nutrition labels on food containers and calculate the calorie content of different serving amounts.
Other
Quick Math: Numbers Percentages
This QuickMath activity changes percentages to decimals or fraction and vice versa. It also calculates a certain percent of a number or vice versa.
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.
Oswego City School District
Regents Exam Prep Center: Counting Activity With Percents
The learning activity explores percents. Students calculate percents using a table and answer questions on the math concept.