Number towers use addition or multiplication to ensure each level is equal. While this is common in factoring, it is often not used with algebraic equations. Solving these six questions relies on problem solving skills and being able to transfer knowledge.

Concepts

number patterns, writing equations, systems of equations, foil method, problem solving strategies, problem solving techniques

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Additional Tags

math

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Instructional Ideas

• Challenge scholars to create number towers to stump the teacher

Classroom Considerations

• Requires prior knowledge of solving two equations for two unknowns and using the quadratic formula or factoring to find missing roots

Pros

• Includes a grading rubric for partial credit
• Provides many sample answers and the instructional implications for each

Cons

• None

Common Core

HSA-CED.A.2 HSA-CED.A.3 MP6 MP8