Instructional Video


Curated and Reviewed by Lesson Planet

To say it explicitly—put the terms in order. Pupils learn about the two main sequences, arithmetic and geometric and discover the general explicit formulas for both types. Using the formulas, learners then calculate specific terms of the sequence.

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CCSS: Adaptable
Instructional Ideas
  • Make the connection between linear and exponential functions to arithmetic and geometric sequences
  • Have classmates identify the type of sequence for each problem before coming up with the formula
Classroom Considerations
  • First lesson in a three-part unit on sequences and series
  • This video is hosted on YouTube
  • Answer key shows the steps to arrive at the solution
  • Includes two extra worksheets for those needing additional practice
  • None