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Curated OER
Equivalent Ratios (Practice 18.2)
In this ratios instructional activity, students solve 22 problems in which equivalent ratios are found or ratios are expressed in simplest form.
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Quiz: Rewriting Ratios
In this rewriting ratios instructional activity, students observe models and read short statements. Next, they write ratios to depict the models and describe the statements. Students write their ratios in lowest terms. This one-page...
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My Test Book: Ratios
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding ratios. Students may view the correct answers.
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Introduction To Ratios
Students engage in a lesson that is involved with ratios. They use the jigsaw in order to actively take part in the lesson. Students play the game with the ratio puzzle pieces. The puzzle is completed while using the follow up exercises.
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Place Value Practice (Tenths and Hundredths)
Math scholars recognize place value and practice writing numbers in different forms, such as expanded notation, decimals, and improper fractions. They complete exercises that include creating models for fractions and decimals and...
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Frame Yourself
Young ratio masters calculate and cut a frame (out of poster board) to accurately create an even frame around a picture of themselves. The frame needs to be proportional to the picture with constraints determined by the instructor.
Illustrative Mathematics
Buying Gas
A quick problem to test your middle schoolers' knowledge of dividing with decimals. Also a good practice of unit rates, they must compute the cost of one gallon of gas when given the total amount for a fill up. Can be used as a preface...
Virginia Department of Education
Middle School Mathematics Vocabulary Word Wall Cards
Having a good working knowledge of math vocabulary is so important for learners as they progress through different levels of mathematical learning. Here is 125 pages worth of wonderfully constructed vocabulary and concept review cards....
Helping with Math
Ratio and Proportion: Rates
Unit rates are introduced to your math minors on this printable instructional activity, complete with answers. There are only three problems: the first involves biking speeds, the second the cost of bracelets, and the third the cost of...
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Ratio and Proportion
In this ratio and proportion activity, students solve 12 problems in which the ratios of shaded and unshaded tiles are calculated. Students use the provided pictures to write ratios.
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...
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Lesson Plan: Using Maps and Scales to Get to the Basketball Hall of Fame
Students view a quicktime video of basketball players going from Atlanta to Springfield, Mass. In this scaling instructional activity, students use a map to calculate the distance of the trip and the length of travel time. Students apply...
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Integrating Gandhian Principles of Communal Unity in Mathematics
Fourth through sixth graders incorporate Gandhian principles into Math curriculum. They explore Gandhi's teachings on communal unity and economic equality. This has quite a bit of information about Gandhi and his observations and...
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Chances Are......You're Right
Young mathematicians study probability. In this math lesson, learners calculate odds, and convert those into percentages of probability. Fractions are also used, making this lesson quite rich in some of the more difficult conversions...
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Punch Mix-up
Fifth graders discuss the relationship between equivalent fractions, ratios, and proportions. In this fraction lesson, 5th graders answer questions about a punch mixture in order to find the ratio of ingredients.
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Taste Test-- Ratios
In this math worksheet, learners mix four "cocktails" of orange juice and lemonade in the different rations specified. Students rate the drinks and determine their favorite combination. Learners answer 10 questions about the ratios in...
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All About Ratios
Students investigate the use of multiplication and division of whole numbers to solve problems including equivalent ratios and rates.
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Proportion Game
In this proportion game instructional activity, students read the guideline regarding a game pertaining to ratios and play it with a partner.
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What's My Ratio?
Students investigate ratios of various objects. In this ratios of various objects instructional activity, students draw pictures on graph paper and then dilate or shrink the image. Students determine the ratio of their...
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Dried Meat
Pupils investigate the traditional method of drying meat used by Native Americans. They apply math concepts such as ratio, proportion, percent, and scientific notation to determine the amount of meat the is dried from an animal using...
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Word Proportions
In this word proportions worksheet, students complete equivalent proportions to have the number equal to another form. Students complete 10 problems.
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Proportion Problems
In this proportions worksheet, learners complete proportion word problems including one and two digit numbers. Students complete 6 numbers.
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Ratios: missing number
In this ratios activity, students find the missing number in each ratio for numbers up to 10. Students complete 7 ratio problems.
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Skittle Math
In this skittle math worksheet, students sort skittles by color and create a bar graph for each color of skittle. Students also answer comparison, ratio, and relationship questions about the skittles.