McGraw Hill
Glencoe: Self Check Quizzes 3 Ratios and Rates
Use Glencoe's Math Course 3 randomly generated self-checking quiz to test your knowledge of ratios and rates. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check...
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.
Khan Academy
Khan Academy: Percent Word Problems
Practice solving word problems involving percents. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Converting Percents & Fractions
Practice writing percents as fractions and fractions as percents. For example, convert 30% to a simplified fraction. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Finding Percents
Find a percent of a quantity as a rate per 100; solve problems involving finding the whole, given a part and the percent. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive...
Khan Academy
Khan Academy: Converting Decimals to Percents
Practice expressing a decimal like 0.546 as a percent. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Converting Percents to Decimals
Practice expressing a percent like 12.3% as a decimal. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Better Lesson
Better Lesson: Making the Most of Rates and Unit Rates!
Sixth graders will be making sense of problems and looking for structure in this lesson about real life rates and unit rates.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Ratios and Unit Rates
A guide to support parents as they work with their students with ratios and unit rates.
Khan Academy
Khan Academy: Equivalent Expressions With Percent Problems
Practice equivalent expressions with percent problems.
Education Place
Houghton Mifflin: Eduplace: Extra Practice Quiz Percent as a Ratio
Find the percent using a ratio and find a ratio using a percent. Read the interactive quiz rules and then click on the "Begin" ticket. If you answer incorrectly you get one more chance to try again then you are told the correct answer....
Math Planet
Math Planet: Pre Algebra: Ratios and Percent: Rates and Ratios
Explains what rates and ratios are and how they are different. Shows how to solve an example problem about ratios and presents a video demonstrating how to show a ratio as a fraction or a decimal. [1:52]
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.
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.
National Council of Teachers of Mathematics
The Math Forum: Calculating Sales Tax
Dr. Math is asked about calculating sales tax. A quick and easy to follow explanation of how it works using fractions, decimals, ratio, and percent.
Khan Academy
Khan Academy: Comparing Rates
Example problem: Three different stores are offering a deal on pencils. Which store has the lowest price per pencil? Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
PBS
Pbs: The Lowdown: Poverty Trends: What Does It Mean to Be Poor in America?
Use math to learn about changes in US wealth distribution and poverty rate over time in this interactive from KQED. In the accompanying classroom activity, students interpret the graphs and consider how the poverty rate spike following...
Illustrative Mathematics
Illustrative Mathematics: 6.rp Dana's House
Students use ratio and rate to solve this real-world math performance task: The lot that Dana is buying for her new one story house is 35 yards by 50 yards. Dana's house plans show that her house will cover 1,600 square feet of land....
PBS
Pbs: Real Life Math: Physical Trainer
The general manager of a fitness center explains how numerical calculations, percentages, and ratios are critical to his job in this video from KAET. In the accompanying classroom activity, students explore percentages, fractions, and...
Other
Mathpower: Math Fundamental Assignments
Math variety of concepts, this colorful website is sure to give your students the chance show what they know. Concepts covered include rounding, division with decimals, order of operations, ratio, percent, multiplication, and division of...
Saddleback College
Algebra2 Go: Prealgebra
The resource consists of comprehensive learning tools such as class notes, video lectures, and templates through which students can review prealgebra topics.
Khan Academy
Khan Academy: Discount, Tax, and Tip Word Problems
Practice solving word problems involving price discounts, taxes, and tip calculations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Markup and Commission Word Problems
Practice solving word problems involving price markups and commission fees. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.