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Unit Plan

Ck 12: Arithmetic: Proportions Using Cross Products

Curated by ACT

[Free Registration/Login may be required to access all resource tools.] In this lesson students use cross products to solve proportions and find the value of the missing variable. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.

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Concepts
cross products, equivalent ratios, proportions, ratios
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Additional Tags
cross multiplication, extremes, means, solving proportions, ck 12, ck-12, ck-12 foundation, ck12
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Classroom Considerations
  • Knovation Readability Score: 1 (1 low difficulty, 5 high difficulty)