Bean Counting and Ratios

Investigate equivalence of ratios with an experimental approach. Learners test the idea of equivalent ratios by collecting samples of beans with a specified ratio of marked and unmarked. They then compare their experimental results with the actual ratio.

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CCSS: Designed
Instructional Ideas

  • Have pupils put their results in a table on the board and compare results; calculate the average of the ratios and compare it to the actual
Classroom Considerations

  • Requires a specific set of materials and time for set up
  • Expects an understanding of fraction conversions and rounding

  • Provides options for differentiation
  • Includes a sample answer key as an example

  • None
Common Core