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Arithmetic Sequence Teacher Resources
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Learners who view this video should gain a better understanding of the difference between a geometric sequence and an arithmetic sequence. The video includes an example of each, with step-by-step instructions on how to figure out which is which. The lecturer explains that you need a common ratio for the sequence to be geometric and a common difference for the sequence to be arithmetic.
In this sequence notation learning exercise, 9th graders solve and complete 16 different problems that include determining various types of sequences. First, they determine the equation for each arithmetic sequence. Then, students use an arithmetic sequence to find the number of multiples between two given numbers. They also determine the sum of 3 arithmetic series.