CK-12 Foundation
Ck 12: Interactive Middle School Math 6
This all-interactive MSM 6 course is a complete and rigorous Grade 6 Mathematics course where the text is the support material, NOT the main content. The course includes instructional interactives, inline immediate-feedback (formative)...
Other
Percentage Fraction Decimal Grid
Divide a square or circle up into a number of parts. The slices or rectangles can be painted various colors and these colors then represented as either decimals, fractions or percentages.
Other
Quick Math: Percentages
This section will explain how to apply algebra to percentage problems.
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Finding Percents
Get independent practice working with finding percents. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
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.
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Percent Change Increase and Decrease
Get independent practice working with finding percent increase and decrease. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Estimating Percents
Get independent practice estimating percents. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Application of Percents
Get independent practice applying percent concept to real world situations. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: More Application of Percents
Get independent practice with more applications of percents to real world situations. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
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.
Hopelink
Hopelink: Teaching Percentages
Students can brush up on percentage skills with this lesson and calculate percentages using the "Percent Tricks method." For students to successfully use this method, they must have the ability to multiply and divide whole numbers.
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."
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.
Texas Instruments
Texas Instruments: Eating Out
In this activity, students examine data and make graphs to represent the data. They interpret the data and answer questions. They also learn to calculate percentages and angle measures.
Texas Instruments
Texas Instruments: Meal Manager
In this activity, students can use percentages and proportional reasoning skills to solve problems.
Texas Instruments
Texas Instruments: Finding the % Salt in Seawater
In this experiment, students are asked to collect data in order to prepare a calibration curve showing the relationship between the percentage of salt and the mass of salt water. Using this graph, students will be able to determine the...
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...
PBS
Pbs Learning Media: Living With Diabetes
A patient discusses diabetes and how he manages his carbohydrate intake in this video segment from TV 411.
Primary Resources
Primary Resources: Percentages
A selection of teacher resources dealing with percentages. There are worksheets and PowerPoints available to download.
Beacon Learning Center
Beacon Learning Center: Chances Are
Students explore the likelihood of events using circle graphs and percentages in this interactive web lesson.
Other
Sprk: Macro Lab Lesson 4 Percentages: Teacher Guide [Pdf]
Students will use Sphero to explore percentages using speed and color. The speed experiments are quantitative and the color experiments are qualitative. They will program the Sphero to move at 100% speed for a particular amount of time,...
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...
Google
Google for Education: Percentages
This activity asks students how to quickly and accurately calculate percent problems in our heads.
CK-12 Foundation
Ck 12: Arithmetic: Percent of Change Grades 8 9
[Free Registration/Login may be required to access all resource tools.] Learn how to solve real-world problems involving percentages.