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Ratio, Rate, and Proportion Problems
Fractions > Ratio, Rate, Proportion > See How It Works
This collection of twelve ratio, rate, and proportion problems was contributed by expert Dr. Jim Lewis and includes his comments on solutions and notes about the potential difficulties students may...
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Sample Material
Ratio Problems
Fractions > Ratio, Rate, Proportion > See How It Works
Participants in the Understanding Ratios development session worked with this set of problems to strengthen their conceptual understandings. See Focus on Ratios for additional background. Related...
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Sample Material
Focus on Ratios
Fractions > Ratio, Rate, Proportion > See How It Works
This PowerPoint outlines the content of a development session for math coaches and teachers on teaching ratios, rates, and proportions. Understanding Ratios shows a portion of the workshop in which...
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Sample Material
Build a Cafe: PowerPoint and Report
Fractions > Ratio, Rate, Proportion > See How It Works
As seen in Cross-Multiply? Not So Fast, this PowerPoint presents a series of real-world problems that students need to solve using their knowledge of ratios. Related Media and...
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Sample Material
Build-Up Strategies Worksheet
Fractions > Ratio, Rate, Proportion > See How It Works
This worksheet provides practice problems that encourage students to use build-up strategies when working on ratio problems as shown in Cross-Multiply? Not So Fast. Related Media and...
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Ratio: Warm Up Activity
Fractions > Ratio, Rate, Proportion > See How It Works
Students use counters or blocks to work out their responses to three problems and then represent their answers as shown in Cross-Multiply? Not So Fast. Related Media and Files: Cross-Multiply?...
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Sample Material
Multiply or Divide Problems
Fractions > Fractions Operations > See How It Works
Participants in the Multiply or Divide? staff development session on fraction operations worked with this problem set to strengthen their understanding of fraction multiplication and division...
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Sample Material
Focus on Fraction Operations
Fractions > Fractions Operations > See How It Works
This PowerPoint covers the content of a staff development session for math coaches and teachers about how to teach fraction operations. Multiply or Divide? shows a portion of the workshop in which...
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Sample Material
Web Shots for Spiderman Problem
Fractions > Fractions Operations > See How It Works
Students use this worksheet to record findings from exploration with Cuisenaire Rods as they build a foundation for working with equivalent fractions. Their work is shown in Solving a Real-World...
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Sample Material
Dumb Friends League Problem
Fractions > Fractions Operations > See How It Works
Students work on this set of real-world problems about placing homeless dogs in animal shelters. The problems require comparison of fractions as seen in Grade 5 Number Talk. Related Media and...
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Sample Material
Partitive and Measurement Fraction Problems
Fractions > Fractions as Numbers > See How It Works
Dr. Brendefur uses two context problems to distinguish between partitive and measurement fraction problems. These two slides illustrate the differences between the two problems and demonstrate the...
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Sample Material
Frank's Fresh Farm Produce
Fractions > Fractions as Numbers > See How It Works
View a problem assigned to elementary school students that required the use of a double number line, and the solutions that groups of students developed. View the students working on the problem in...
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