How to find the nth term of an arithmetic sequence

Practice Questions

Algebra 1 › How to find the nth term of an arithmetic sequence

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1

The first term of an arithmetic sequence is ; the fifth term is . What is the second term?

2

The sum of the first three terms of an arithmetic sequence is 111 and the fourth term is 49. What is the first term?

3

What is the 11th term in the following sequence?

4

An arithmetic sequence begins with . If is the first term in the sequence, find the 31st term.

5

The fourth and tenth terms of an arithmetic sequence are 372 and 888, respectively. What is the first term?

6

The eighth and tenth terms of an arithmetic sequence are, respectively, 87 and 99. What is its first term?

7

The ninth and tenth terms of an arithmetic sequence are, respectively, 87 and 99. What is its first term?

8

Find the 100th term in the following arithmetic sequence

9

What is the 20th term of ?

10

To find any term of an arithmetic sequence:

Where is the first term, is the number of the term to find, and is the common difference in the sequence.

Find the 26th term of the following arithmetic sequence.

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