Curated OER
Who's Going to the Convention?
Students practice planning budgets as they create a budget for ten employees of a company to attend a professional convention. They use the Internet, and spreadsheet software to complete their assignment.
Curated OER
H2O2 Decomposition Lab I
Students conduct an experiment to determine how much hydrogen peroxide (H2O2) is actually in a store-bought solution of H2O2.
Curated OER
Properties of Fractals
Students build a working definition of a regular fractal, they measure the concepts of dimensions and scale, they explore the concept of a logarithm and they attempt to solve simple exponential equations for the exponent both by trial...
Curated OER
Irregular Fractals
Students study and research irregular fractals and construct a few based on their research. Students practice pattern recognition skills and plane geometry skills calculating dimensions on the Fractured Pictures activity.
McGraw Hill
Glencoe: Self Check Chapter Test Ratios and Proportions
The mathematics resource consists of an assessment with hints and solutions. Students answer questions that review ratios and proportions.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Percents Are Ratios
This Math Page tutorial explains how percents are ratios and then features a practice exercise.
McGraw Hill
Glencoe: Self Check Chapter Test Ratio, Proportion, and Percent
The interactive assessment examines ratios, proportions, and percents. Students complete 18 questions created by Glencoe. Hints and solutions are included.
McGraw Hill
Glencoe: Self Check Chapter Test Ratio, Proportions, and Percent 20 Questions
The interactive assessment examines ratios, proportions, and percents. Students complete 20 questions created by Glencoe. Hints and solutions are included.
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.
CK-12 Foundation
Ck 12: Arithmetic: Comparison of Ratios in Decimal Form
[Free Registration/Login may be required to access all resource tools.] Convert ratios to decimal form and then compare the ratios.
Better Lesson
Better Lesson: Review 3: Who's Faster? Comparing Ratios & Rates
Who's faster? What is the better deal? How do you know? Students apply their knowledge of ratios and rates in order to determine how they relate to each other.
Math Planet
Math Planet: Algebra 1: Calculating With Percents
Provides examples and a video lesson that illustrates how to solve percent problems.
PBS
Pbs: The Lowdown: The Math of Trash: Percents and Proportions
Discover how percents and proportions help explain issues like climate change, composting, and zero waste in this video from KQED. In the accompanying classroom activity, students estimate the percentage of various types of trash that...
McGraw Hill
Glencoe: Self Check Chapter Test Exploring Ratio, Proportions, and Percent
The interactive assessment examines ratios, proportions, and percents. Students complete 14 questions created by Glencoe. Hints and solutions are included.
Common Core Sheets
Common Core Sheets: Ratios and Proportional Relationships 7.rp.3 Worksheets
Print or create worksheets or flashcards to assess students' understanding of how to use proportional relationships to solve multistep ratio and percent problems.
Mangahigh
Mangahigh: Number: Understand Percents
Determine percents to the tenths and hundredths place.
McGraw Hill
Glencoe: Self Check Chapter Test Ratio, Proportion, and Percent
Use Glencoe's randomly generated self-checking chapter test to assess your knowledge on ratios, proportions, and percents. Each question has a "Hint" link to help. After completing the test students can click the "Check It" button and...
McGraw Hill
Glencoe: Self Check Quizzes 2: Ratios
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of ratios. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It"...
McGraw Hill
Glencoe: Self Check Quizzes 1 Ratios
Use Glencoe's randomly generated self-checking quiz to test your knowledge of ratios. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It" button and the...
Other
Simple Science: Ramps and Ratios
The interactive tutorial explores ramps and ratios. Learners view and analyze images of ramps and steps to see if they conform to the requirements of the Americans with Disabilities Act. The activity has students measure vertical and...
Mangahigh
Mangahigh: Number: Percent Increase and Decrease Calculator
Students learn about the concept of percent change by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
University of Waterloo (Canada)
Ratio, Rates, and Percentages: Grade 8 [Pdf]
Students learn about ratios, rates, and percentages. The resource consists of a percentage game and practice problems in pdf format.
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