Number of Terms in a Finite Arithmetic Sequence Worksheets

Explore our pdf worksheets on the number of terms in a finite arithmetic sequence, and you'll find no dearth of effective practice! The printable resources in this collection feature scores of exercises on finding the number of terms (n) when the first term, common difference, and last term are given; finding n when the arithmetic sequence is given; and finding the missing parameter of an arithmetic sequence. Featuring rational and irrational numbers, our finite arithmetic sequence worksheets help the smart learners build a concrete foundation in the topic.

We suggest these free worksheets for the 8th grade and high school students.

CCSS: HSF-BF

Finding the Number of Terms If a, d, and l Are Given | Worksheet #1

Can the students find the number of terms (n) of the sequence when the first term, the last term, and the common difference are given? Check whether they can correctly calculate the number of terms in the sequence using this pdf.

Finding the Number of Terms - Arithmetic Sequence 1

Finding the Number of Terms If a, d, and l Are Given | Worksheet #2

Finding n is relatively easy! Simply use the formula n = (l - a)/d + 1, where l is the last term, a is the first term, and d is the common difference. Plug in the given values in the formula and solve for n.

Finding the Number of Terms - Arithmetic Sequence 2

Finding the Number of Terms of the Given Finite Sequence | Worksheet #1

Inspire the future mathematicians in grade 8 and high school to work their way through problems involving rational and irrational numbers and calculate the number of terms, given a finite sequence.

Finding the Number of Terms of the  Finite Arithmetic Sequence 1

Finding the Number of Terms of the Given Finite Sequence | Worksheet #2

Take a look at the following sequence: 8, 10, 12, 14, ... 32. Can you find the number of terms in this sequence easily? Follow the steps in this free resource and keep up with consistent practice to master this interesting topic!

Finding the Number of Terms of the  Finite Arithmetic Sequence 2

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