Evaluate an Expression in the Form (a-b)/(cd) (Example)

There's no substitute for learning through examples. A brief YouTube video shows how to evaluate an algebraic expression through substitution. The expression of interest is in the form (a-b)/(cd), where the values of the variables are positive and negative integers.

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CCSS: Adaptable
Instructional Ideas

  • Have students create similar problems for classmates to evaluate
Classroom Considerations

  • Pupils should already know how to evaluate an expression
  • Learners must be able to reduce fractions
Pros

  • Step-by-step solutions are easy to follow
Cons

  • Very limited in scope
Common Core