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.
Mangahigh
Mangahigh: Number: Identify Halves and Quarters
This site provides students practice with the concept of halves and quarters. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
Oswego City School District
Regents Exam Prep Center: Ratios
The tutorial investigates ratios. Definitions, examples, and a practice problem with solution are included.
National Council of Teachers of Mathematics
Nctm: Figure This: Vcr
This resource presents an interesting challenge for the serious mathematician with strong reasoning skills. Explore proportional reasoning, probabilities, fractions, and ratios in this challenge to figure out if you always get six hours...
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University of Waterloo (Canada)
University of Waterloo: Ratios, Rate, & Percent [Pdf]
The mathematics resource explores number sense and numeration. Learners examine ratios, rates, and percentages.
University of Waterloo (Canada)
Ratio, Rates, and Percentages: Grade 7 [Pdf]
The resource explores number sense and numeration. Students learn about ratios, rates, and percentages. The resource consists of a percentage game and practice problems in pdf format.
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.
University of Waterloo (Canada)
Ratio, Rates, and Percentages: Grade 8 [Pdf]
The resource explores number sense and numeration. Students learn about ratios, rates, and percentages. The resource consists of a percentage game and practice problems in pdf format.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Ratio and Proportion
The Math Page tutorial explains and defines ratio and proportion and includes this practice section at the end of the lesson.
Cool Math
Coolmath: Coolmath4kids: Dirt Bike Proportions
Find the number which makes the fractions equal in this multiplayer race!
Math Planet
Math Planet: Pre Algebra: Finding the Odds
Discover how to find the odds or chance of an event occurring by taking a look at an example and a video lesson.
Math Planet
Math Planet: Pre Algebra: Probability of Events
Discover how to find the probability of an event by taking a look at examples and a video lesson.
Math Planet
Math Planet: Algebra 1: Calculating With Percents
Provides examples and a video lesson that illustrates how to solve percent problems.
Khan Academy
Khan Academy: Review: Intro to Ratios
Explains how to determine a ratio from a simple diagram. Includes some multiple-choice practice questions and explanations of the solutions.
Illustrative Mathematics
Illustrative Mathematics: 7.rp Track Practice
Angel and Jayden were at track practice. The track is $\frac25$ kilometers around. Aligns with 7.RP.A.
Illustrative Mathematics
Illustrative Mathematics: 6.rp Games at Recess
Young scholars use ratios to answer three questions based on a specific set of data in this performance task.
Illustrative Mathematics
Illustrative Mathematics: 6.rp Voting for Three, Variation 3
Students use simple ratios to answer the following question: John, Marie, and Will all ran for 6th grade class president. The ratio of votes for John to votes for Will was two to one. Marie got exactly the average number of votes for the...
Illustrative Mathematics
Illustrative Mathematics: 6.rp Voting for Three, Variation 2
John, Marie, and Will all ran for 6th grade class president. Of the 36 students voting, the ratio of votes for John to votes for Will was two to one. Marie got exactly the average number of votes for the three of them. How many more...
Illustrative Mathematics
Illustrative Mathematics: 6.rp Voting for Three, Variation 1
Learners use ratio relationships between two quantities to answer three questions in this diagram-based performance task.
Illustrative Mathematics
Illustrative Mathematics: 6.rp Voting for Two, Variation 4
Students use ratio reasoning to solve the following performance task: John and Will ran for 6th grade class president. John got two votes for every vote Will got. It was necessary to get more than half the votes to get elected. What...
Illustrative Mathematics
Illustrative Mathematics: 6.rp Voting for Two, Variation 3
Students use ratios to solve the following performance task: John and Will ran for 6th grade class president. There were 36 students voting. John got two votes for every vote Will got. It was necessary to get more than half the votes to...
Illustrative Mathematics
Illustrative Mathematics: 6.rp Voting for Two, Variation 2
Students use ratios to solve the following performance task: John and Will ran for 6th grade class president. There were 36 students voting. John got two votes for every vote Will got. How many more votes did John get than Will?