Bean Counting and Ratios - | CPALMS.org

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Bean Counting and Ratios
This lesson has students sampling cups of marked and unmarked beans to get a sense of equivalent fractions, which leads to a better understanding of proportions.
Resource Information
General Information
Resource ID#: 4829
Subject(s): Mathematics
Grade Level(s): 7
Intended Audience: Educators
Suggested Technology: Basic Calculators, Adobe Acrobat Reader
Instructional Time: 1 Hour(s)
Freely Available: Yes
Keywords: ratio, estimate, estimation, proportional reasoning, decimal, probability, experimental, theoretical, predict, unit rate, equivalent ratios
Instructional Component Type(s): Lesson Plan,  Worksheet
Instructional Design Framework(s): Confirmation Inquiry (Level 1)
Resource Collection: General Collection

Additional Information/Instructions
By Author/Submitter
An additional extension could be to have students calculate the percentage of marked beans, after calculating the fractional and decimal amounts.

Source and Access Information
Contributed by: Angela Fortune
Name of Author/Source: Illuminations National Council of Teachers of Mathematics
District/Organization of Contributor(s): Okaloosa
Is this Resource freely Available? Yes
Access Privileges: Public
License: Attribution-NonCommercial 3.0 Unported

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