CK-12 Foundation
Ck 12: Arithmetic: Percent Equation to Find Part A
[Free Registration/Login may be required to access all resource tools.] Use the percent equation to find part a of a proportion.
Other
Tema De Descuento: Metodo De Proporcion
In Spanish. Percent and proportion problems and explanations. Examples are based in the context of discounts. Offers four word problems for students to practice. Solutions are available.
CK-12 Foundation
Ck 12: Arithmetic: Percent of a Number Grade 6
[Free Registration/Login may be required to access all resource tools.] Find the percent of a number using a proportion or key word clues.
CK-12 Foundation
Ck 12: Arithmetic: Decimals as Percents
[Free Registration/Login may be required to access all resource tools.] Write percents as decimals and decimals as percents
McGraw Hill
Glencoe Mathematics: Online Study Tools: Ratio, Proportion, and Percent
Students show comprehension of basic arithmetic skills. The online test assesses scholars on ratios, proportions, and percents.
CK-12 Foundation
Ck 12: Arithmetic: Fractions as Percents Grade 6
[Free Registration/Login may be required to access all resource tools.] Convert given fractions into percentages.
Mangahigh
Mangahigh: Number: Recognize Proportions
Test your knowledge of proportions and how they relate to parts of a whole.
Alabama Learning Exchange
Alex: Percents
This lesson provides a variety of activities for the students to experience using percents. The usage of percents is presented in the context of situations that occur in a student's daily life. A kinesthetic activity is also included to...
Science Education Resource Center at Carleton College
Serc: How Biodiverse Is Lake Superior? An Exercise in Proportions
An exercise in critical thinking, as well as practice in percents, proportions, and probabilities. Students research to gather information, then use their math skills to perform calculations on the data.
The Math League
The Math League: Ratio and Proportion
This tutorial provides definitions and examples of ratios and proportions and features comparing ratios and converting rates.
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...
Amby Duncan-Carr
Amby: Proporion Method to Solve Percent Problems
Examples are solved to demonstrate using proportions to solve percent problems. Exercises are provided that allow you to check your answers.
Other
The Education Center: Breakfast It's a Big Deal!
This is a PDF worksheet where students use a real world scenario to find percents using proportional reasoning.
Sophia Learning
Sophia: Expressing Percents in Words: Lesson 2
This lesson explains how percent proportions can be written using words and symbols. It is 2 of 4 in the series titled "Expressing Percents In Words."
Illustrative Mathematics
Illustrative Mathematics: 7.rp the Price of Bread
The purpose of this task is for students to calculate the percent increase and relative cost in a real-world context. This task is part of a set collaboratively developed with Money as You Learn, an initiative of the President's Advisory...
Alabama Learning Exchange
Alex: To Scale or Not to Scale? That Is the Factor.
Middle schoolers will learn to solve proportions and find missing sides of similar figures using the scale factor. This lesson is best taught before the concept of cross multiplication is developed. Not only will the student learn the...
Illustrative Mathematics
Illustrative Mathematics: 7.rp Comparing Years
In this lesson, 7th graders determine the proportional relationships to determine the percent decrease.
Illustrative Mathematics
Illustrative Mathematics: 7.rp Chess Club
Seventh graders use their knowledge of proportional relationships to determine the percent increase or decrease.
CK-12 Foundation
Ck 12: Arithmetic: Percent Equations Grades 8 9
[Free Registration/Login may be required to access all resource tools.] Learn how to solve problems involving percentages by writing an equation.
Alabama Learning Exchange
Alex: Is It Really That Big?
Just how tall is that object? In this lesson, students will participate in an outdoor group activity using shadows to extend their knowledge of proportions to solve problems dealing with similarity. The cooperative learning groups will...
Illustrative Mathematics
Illustrative Mathematics: 7.rp Tax and Tip
This site provides a problem with completed solutions for that problem. This problem covers the topic of sales tax and tips. The problem aligns with 7.RP.A.3.
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.
Common Core Sheets
Common Core Sheets: Ratios and Proportional Relationships 6.rp.3c Worksheets
Print or create worksheets or flashcards to assess students' understanding of ratio concepts, useage of ratio reasoning, and percentages.