Determining Pattern Rule

Sep 30, 2026

Worksheet focused on identifying numeric sequence patterns and selecting the best rule that generates each sequence. Multiple problems present terms in a row, then offer answer choices describing possible operations such as adding, subtracting, multiplying, or dividing. An answer-key section provides the correct option letter for each numbered item, supporting self-check and targeted practice in pattern recognition and rule-based number reasoning.

LanguageEnglish

CategoryExam

FormatPDF

Pages3

Reading Time8 min

AccessFree to download

Determine the pattern rule

Choose the best operation rule for each sequence

Determining Pattern Rule Name: | Determine which choice best describes the rule the pattern is using. | | | | | | | | | | Answers | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1) 8 , 16 , 32 , 64 , 128 2) 49 , 41 , 33 , 25 , 17 , 9
A. add 3 A. add 4
B. subtract 3 B. subtract 3
C. multiply 8 C. multiply 9
D. multiply 2 D. subtract 8
3) 135 , 45 , 15 , 5 4) 5 , 20 , 80 , 320 , 1280
A. add 10 A. add 8 | | | | | | | | | | 1.
2.
3.
4. | | | | | B. divide 3 B. multiply 4
C. subtract 10 C. subtract 5 | | | | | | | | | | 5. | | | | | D. multiply 9 D. multiply 2
5) 3 , 6 , 12 , 24 6) 5 , 15 , 25 , 35 , 45 , 55 , 65 , 75
A. multiply 2 A. add 4
B. add 4 B. subtract 5
C. subtract 9 C. multiply 9
D. multiply 6 D. add 10
7) 33 , 25 , 17 , 9 , 1 8) 6 , 12 , 24 , 48 | | | | | | | | | | 6.
7.
8.
9.
10. | | | | | A. subtract 8 A. add 2
B. add 10 B. subtract 9 | | | | | | | | | | 11. | | | | | C. subtract 10 C. multiply 2
D. multiply 7 D. multiply 6 | | | | | | | | | | 12. | | | | | 9) 38 , 29 , 20 , 11 , 2 10) 1 , 10 , 19 , 28 , 37 , 46 , 55 | | | | | | | | | | | | | | | A. add 4 A. add 10 | | | | | | | | | | | | | | | B. subtract 2 B. add 9 | | | | | | | | | | | | | | | C. subtract 9 C. subtract 8 | | | | | | | | | | | | | | | D. multiply 5 D. multiply 2 | | | | | | | | | | | | | | | 11) 5 , 9 , 13 , 17 , 21 , 25 12) 405 , 135 , 45 , 15 , 5 | | | | | | | | | | | | | | | A. add 4 A. add 9 | | | | | | | | | | | | | | | B. add 7 B. divide 3 | | | | | | | | | | | | | | | C. subtract 4 C. subtract 10 | | | | | | | | | | | | | | | D. multiply 2 D. multiply 10 | | | | | | | | | | | | | | |
Math | [www.CommonCoreSheets.com](www.CommonCoreSheets.com) | 7 | 1-10
11-12 | 92 | 83 | 75 | 67 | 58 | 50 | 42 | 33 | 25 | 17 | | | | | | 8 | 0 | | | | | | | | | Determining Pattern Rule Name: Answer Key | Determine which choice best describes the rule the pattern is using. | | | | | | | | | | Answers | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1) 8 , 16 , 32 , 64 , 128 2) 49 , 41 , 33 , 25 , 17 , 9
A. add 3 A. add 4
B. subtract 3 B. subtract 3
C. multiply 8 C. multiply 9
D. multiply 2 D. subtract 8
3) 135 , 45 , 15 , 5 4) 5 , 20 , 80 , 320 , 1280
A. add 10 A. add 8 | | | | | | | | | | 1. D
2. D
3. B
4. B | | | | | B. divide 3 B. multiply 4
C. subtract 10 C. subtract 5 | | | | | | | | | | 5. A | | | | | D. multiply 9 D. multiply 2
5) 3 , 6 , 12 , 24 6) 5 , 15 , 25 , 35 , 45 , 55 , 65 , 75
A. multiply 2 A. add 4
B. add 4 B. subtract 5
C. subtract 9 C. multiply 9
D. multiply 6 D. add 10
7) 33 , 25 , 17 , 9 , 1 8) 6 , 12 , 24 , 48 | | | | | | | | | | 6. D
7. A
8. C
9. C
10. B | | | | | A. subtract 8 A. add 2
B. add 10 B. subtract 9 | | | | | | | | | | 11. A | | | | | C. subtract 10 C. multiply 2
D. multiply 7 D. multiply 6 | | | | | | | | | | 12. B | | | | | 9) 38 , 29 , 20 , 11 , 2 10) 1 , 10 , 19 , 28 , 37 , 46 , 55 | | | | | | | | | | | | | | | A. add 4 A. add 10 | | | | | | | | | | | | | | | B. subtract 2 B. add 9 | | | | | | | | | | | | | | | C. subtract 9 C. subtract 8 | | | | | | | | | | | | | | | D. multiply 5 D. multiply 2 | | | | | | | | | | | | | | | 11) 5 , 9 , 13 , 17 , 21 , 25 12) 405 , 135 , 45 , 15 , 5 | | | | | | | | | | | | | | | A. add 4 A. add 9 | | | | | | | | | | | | | | | B. add 7 B. divide 3 | | | | | | | | | | | | | | | C. subtract 4 C. subtract 10 | | | | | |

FAQs

What does the worksheet ask students to do?

Students determine which choice best describes the rule used by each number pattern. They select the operation that explains how one term leads to the next.

What kinds of answer choices are included?

Choices typically involve arithmetic operations such as adding, subtracting, multiplying, or dividing by a specific number.

Where can students verify their answers?

The document includes an answer key listing the correct option for each numbered pattern problem.

Sep 30, 2026

Uploaded by 4398046744996