Name that Sequence
Arithmetic
Write the Formula
Find the Missing term(s)
Geometric
100
Is the following sequence Arithmetic, Geometric or Neither? 12, 14, 16, 18, 20, .....
What is arithmetic?
100

What is the common difference in the arithmetic sequence 2, 5, 8, 11?

3

100
The explicit formula for the arithmetic sequence: 2, 6, 10, 12, 16.......
What is an=4n-2
100
Find the missing term in the following Arithmetic sequence. 3, ___ ,17
What is 10?
100
This is the value of the 10th term when the 1st term is 1 and the common ratio is 3.
What is 19683?
200
Is the following sequence Arithmetic, Geometric or Neither? 3, 8, 13, 18, 22, .....
What is arithmetic?
200

 If the first term of an arithmetic sequence is 10 and the common difference is -2, what is the fifth term?

2

200
The explicit formula for the arithmetic sequence: -1, 2, 5, 8, 11
What is an=3n-4
200
Find the missing term in the following Geometric sequence. 2, ____, 128
What is 16?
200

What is the common ratio in the geometric sequence 3, 6, 12, 24?

2

300
Is the following sequence Arithmetic, Geometric or Neither? 4, 11, 17, 24, 34, ....
What is neither?
300

An arithmetic sequence starts with 4 and has a common difference of 6. What is the 10th term?

58

300
The explicit formula for the sequence 3, 9, 27, 81,......
What is An = 3 * 3^(n-1)
300
Find the missing term in the following Arithmetic sequence. -13, ___ ,-27
What is -20?
300

: If the first term of a geometric sequence is 5 and the common ratio is 3, what is the 4th term?

135

400
Is the following sequence Arithmetic, Geometric or Neither? If so, what is the common difference or common ratio? 375, 75, 15, 3, 3/5, ........
What is geometric?
400

Determine the common difference in the sequence: 15, 10, 5, 0

-5

400
The explicit formula for the sequence: -16, -25, -34, -43, -52 Find the value of the tenth term
What is an=-7-9n, a10=-97
400
Find the missing terms in the following Arithmetic sequence. 10, ____, ____ , _____, 26
What is 14, 18, 22?
400

Determine the common ratio in the sequence: 81, 27, 9, 3.

1/3 


500
Is the following sequence Arithmetic, Geometric or Neither? If so, what is the common difference or common ratio? 506, 403, 300, 197, 94, .....
What is arithmetic?
500

If the 4th term of an arithmetic sequence is 20 and the common difference is 5, what is the first term?

5

500
The explicit formula for the sequence 2, 8, 32, 128, ....... What is the value of the 10th term?
What is An = 2 * 4^(n-1) A(10) = 524288
500
Find the missing terms in the following geometric sequence. 4, ___ , _____, _____, 324
What is 12, 36, 108?
500

If the 3rd term of a geometric sequence is 64 and the common ratio is 2, what is the first term?

16

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