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Curated OER
Ratio and Proportion 2
In this evaluating knowledge of ratio and proportion worksheet, 6th graders complete the mental tests simplifying ratios, solving word problems, and converting foreign money. Students solve 24 problems.
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Problem-Solving Application: Make a Circle Graph
In this circle graphs worksheet, students analyze a data table about the activities in a day. Students then use this data to make a circle graph. Students answer 6 questions about the graph.
Curated OER
Percent and Percentage Problems
In this Algebra I/Algebra II worksheet, students solve application problems involving percents, percent error, and percent of increase or decrease. The two page worksheet contains a combination of fourteen multiple choice and free...
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Unit 5: Worksheet 4 - Proportion
For this proportion worksheet, students use proportions to find the length of a missing side of similar triangles. They find percent of a number, and solve real life story problems with percents and discounts. This two-page worksheet...
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Family Letter - Foreign Currency and Exchange Rates: Proportions and Ratios
In this proportions and ratios instructional activity, students solve 6 short answer problems. Students find the foreign currency exchange rates for six countries. Students express the exchange rate as a proportion or ratio.
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Ratio and Proportions
Students explore the means and extremes of a proportion, the how to make a scale drawing.
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Unit 5: Worksheet 4 - Proportions
In this proportion worksheet, students use proportions to find the missing side of similar triangles, they identify the percent of a number, and graph points on a coordinate plane. Students solve real life story problems dealing with...
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Similar Triangles
Tenth graders practice solving proportions from similar triangles. They watch a PowerPoint presentation and complete a worksheet each of two days of this activity. Links for worksheets and PowerPoint presentations are included with this...
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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.
Virginia Department of Education
Similar Solids and Proportional Reasoning
Double the dimensions, quadruple the surface area. Pairs build similar prisms and compare the ratios of their surface areas and volumes to the ratio of the heights. Given two similar cones, partners determine the ratios of the lateral...
Noyce Foundation
Lawn Mowing
This is how long we mow the lawn together. The assessment requires the class to work with combining ratios and proportional reasoning. Pupils determine the unit rate of mowers and calculate the time required to mow a lawn if they work...
Kenan Fellows
Isotopic Pennies
Many people confuse atomic mass and atomic numbers. The sixth of seven lessons in a unit requires scholars to find the weight of different groups of pennies. Then, they must solve how many of each type of penny exists in a closed system...
Curated OER
Ratios, Proportions, and Percents - Week 4
In this ratio, proportion and percent worksheet, learners solve problems involving ratios and proportions. They identify the percent of increase and decrease, solve ratio problems with proportions, and find sale prices. This two-page...
Curated OER
Proportions
Seventh graders participate in a lesson that focuses on having them solve different proportions. The lesson includes an example that the teacher can work from in order to deliver direct instruction.
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Proportional Segments Between Parallel Lines
Students identify similar triangles. In this proportional segments lesson, students identify corresponding sides, set up ratios, and find the length of the missing side of a triangle. They use the parallel/proportionality...
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Proportions a/b=c/d
Young scholars calculate distance and proportion of objects. In this algebra lesson, students define proportion and how it is used in math. They solve the problem through guided instruction.
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Ratio and Proportion: Proportional Ratios
In this ratios worksheet, students write yes or no for if the ratios given are proportional or not. Students complete 7 number problems and 5 money problems.
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Problem Solving with Diagrams, Part One
For this diagrams worksheet, students use diagrams to help them solve fraction word problems. Students complete 4 problems on this worksheet.
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Ratio and Proportion Word Problems
In this ratio and proportion worksheet, 8th graders solve 10 different word problems that include determining the ratio and probability of events described. First, they determine the ratio of hawks to crows in a cornfield. Then, students...
Curated OER
Proportionality Using "Jack & the Beanstalk"
Young scholars apply ideas of proportionality from "Jack and the Beanstalk." They compare objects that are proportional to Jack with those that are in proportion to the Giant. They measure their hands and use those measurements to...
Curated OER
Triangles & Congruence, Proportions & Similarity, Right Triangle & Trigonometry
High schoolers are introduced to the topic of congruence and proportions in Geometry. Using technology, they construct and validate the properties of various geometric figures and identify whether it is congruent or proportion to the...
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Proportions
In this proportion activity, learners identify equivalent fractions and solve proportions. This one-page activity contains ten problems.
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Ratio, Proportion And Percent
For this math worksheet, students evaluate and compare the ratios. They also compare the fractions by solving the proportions.
Curated OER
Ratio, Proportion And Percent Worksheet
In this math instructional activity, students examine the answers to a formal assessment focusing on the concepts of ratio, proportion, and percent.