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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

The 7th term in the arithmetic sequence: 3, 7, 11, 15...?

What is 27?

100

The formula for the arithmetic sequence: 2, 6, 10, 14, 18.......

What is an = 2 + 4(n - 1) or 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

The 10th term when first term is 6 and the common difference is -4.

What is -30?

200

The formula for the arithmetic sequence: -1, 2, 5, 8, 11

What is an = -1 + 3(n - 1) or an = 3n - 4?

200
Find the missing term in the following Geometric sequence. 2, ____, 128
What is 16?
200

This is the value of the first term when the 5th term is 512 and the common ratio is 4.

What is 2

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

This is the value of the 60th term when the 1st term is 5 and the common difference is -5.

What is -290?

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
This is the term number for the value of 81 when the first term is 3, the common ratio is 3, and n – 1 = 3.
What is 4
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? r = 1/5

400

The value of the 1st term when the 23rd term is 36 and the common difference is 2.

What is -8?

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

This is the common ratio when the 1st term is 2 and the 3rd term is 72.

What is 6?

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? d = -103

500

This is the common difference when the first term is 25 and the 76th term is 175.

What is 2?

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

This is the value of the 10th term when the 2nd term is 6 and the 3rd term is 18.

What is 39366?