Curated OER
Ratios and Equivalent Ratios
In this equivalent ratios activity, learners simplify 6 ratios and write each in 2 different ways. Students solve 8 proportional equations using equivalent ratios to find a missing term. Learners solve 2 test prep questions regarding...
PBS
KidVid: Equivalent Ratios
There's no equivalent to this interactive. To learn about equivalent ratios, scholars first watch a video of a pupil trying to find an equivalent ratio. They consider whether the pupil is correct and explain their reasoning. Then, they...
Illustrative Mathematics
Ratio of Boys to Girls
How many boys are in the class? Here is an introductory exercise describing ratios. The commentary shows different ways learners can approach the problem, using a tape diagram of boys to girls and using a table. The activity includes...
Illustrative Mathematics
Voting for Three, Variation 2
Here is another opportunity for math students to apply reasoning to solve real-world problems with ratios. The ratio of the number of votes for two candidates is provided. Your class is asked to use this ratio and information given about...
New Mexico State University
Bad Date
Get the best ratio for a good date. The class watches a video where dates are rated based on the ratio of words spoken. Pupils then use the ratios in the video along with other given ratios to find equivalent ratios. Finally, they...
Illustrative Mathematics
Jim and Jesse's Money
Jim and Jesse started their road trip with the same amount of money. Your class must find the amount of money each one had given, the amount of money spent, and the ratio of money at the end. This is a comprehensive problem that takes...
Curated OER
Solving Problems Using Equivalent Ratios
In this equivalent ratios worksheet, students solve word problems when given an equivalent ratio of the answer. Students complete 7 problems.
Illustrative Mathematics
Fruit Salad
Playing with values in this fruit salad problem allows learners to find out how many cherries were mixed in. Your middle schoolers can organize their thoughts in a chart before going into the equation. Eigth graders can skip the chart...
101 Questions
Nana's Lemonade
Consistency is the key. One lemon wedge per glass of water makes a nice glass of lemonade. Young scholars must identify the number of lemon wedges they need to make the same lemonade in a big gulp cup. They develop their own solution...
Illustrative Mathematics
Running at a Constant Speed
The learner must use the given constant speed to find the unit rate. A table is made in order to relate the speed to the time and the distance. From the table, learners are able to see the unit rate in miles per minute and miles per...
Helping with Math
Ratio and Proportion: Simplifying Ratios (2 of 2)
In this assignment, math stars simplify ratios. The first half just displays numbers, whereas the second half describes real-world scenarios with ratios to be written and reduced. The publisher mentions CCSS.Math.Content.6.RP.3, but it...
Curated OER
Ratios, Unit Rates, and Proportions
Explore the concept of ratios, unit rates, and proportions. Learners convert fractions and percents to decimals. They discuss rates and where they can be found in the real world. A hands-on experiment and numerous flash cards and...
Curated OER
All About Ratios
Students investigate the use of multiplication and division of whole numbers to solve problems including equivalent ratios and rates.
Curated OER
Mathematics Within: Algebraic Patterns
Young scholars comprehend that ratios and fractions are interchangeable. They compare ratios using common denominators, cross multiplication, and intuition. Students find equivalent fractions. They comprehend that equivalent ratios do...
Curated OER
Working with Percentages and Proportions
In this percentages and proportions activity, learners are given percentages, they express them as a proportions, they create an equivalent ratio using "x" for the unknown portion and they cross multiply and divide to find their answer.
Noyce Foundation
Cereal
Find the best protein-packed cereal. The short assessment task covers equivalent and comparing ratios within a context. Pupils determine the cereal with the highest ratio of protein. A rubric helps teachers with point allotments for...
101 Questions
Nana's Paint Mixup
You would probably do anything for your Nana, including fixing her mistakes! Nana provided the wrong ratio to mix red and white paint, and she didn't realize it until after she mixed the paint. Your class now needs to figure out how to...
Illustrative Mathematics
Molly's Run
A simple lesson with a lot of support behind it. Your learners will find out how long it takes Molly to run a mile by choosing their solution method. The activity can be used as a lesson or as an independent assignment. Preface with...
Helping with Math
Ratio and Proportion: Simplifying Ratios (1 of 2)
Here is a set of 24 pairs of numbers for which kids reduce the ratios to their simplest form. It is a simple and straightforward assignment, meant by the publisher to address CCSS.Math.Content.6.RP.3. Note, however, that it only requires...
Curated OER
Introducing the Concept: Proportions
Young scholars measure distances. In this proportions lesson plan, students use a map to find how far it is between different cities. Young scholars use their knowledge of measurement, multiplication and fractions to find the distances.
Curated OER
Sore Throats, Variation 1
Why does Nia's water taste saltier than Trey's if she put more into her cup than he did? Math masters set up proportions in order to compare the mixtures. This task effectively has learners apply the concepts of ratio and proportion to a...
Noyce Foundation
Photographs
Scaling needs to be picture perfect. Pupils use proportional reasoning to find the missing dimension of a photo. Class members determine the sizes of paper needed for two configurations of pictures in the short assessment task.
Curated OER
Jazz and Math: The Beat Goes On
Students collect real data through listening, counting and timing jazz pieces.They use ratios, rates, and proportions to report collected data and demonstrate an understanding of the concepts of rhythm and tempo in music.
Curated OER
PrimeTime Math: Cliffbound!
Students are involved in a cooperative learning environment that analyzes fractions, ratios to time and distance, equivalent fractions and numerical relationships and expressions in quantitative problems. They take notes, relate...