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ReasoningAges 10-12

Number patterns

Find the addition rule in a number sequence and use it to complete the next term. Review suitability for your learners before teaching.

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Worksheet StudioPractice pack · Ages 10-12

Number patterns

Take your time. Show your thinking.

1. What comes next? 6, 17, 28, 39, ____
2. What comes next? 14, 19, 24, 29, ____
3. What comes next? 2, 14, 26, 38, ____
4. What comes next? 15, 28, 41, 54, ____
5. What comes next? 19, 23, 27, 31, ____
6. What comes next? 1, 16, 31, 46, ____
7. What comes next? 11, 20, 29, 38, ____
8. What comes next? 11, 22, 33, 44, ____
9. What comes next? 14, 27, 40, 53, ____
10. What comes next? 3, 13, 23, 33, ____
11. What comes next? 10, 22, 34, 46, ____
12. What comes next? 3, 10, 17, 24, ____

12 questions · Seed 103 · Age guidance, not curriculum certification

View the answer key

Worksheet StudioAnswer key · Ages 10-12

Number patterns

Answers and reasoning. Review before teaching.

1. What comes next? 6, 17, 28, 39, ____
50
Add 11 each time.
2. What comes next? 14, 19, 24, 29, ____
34
Add 5 each time.
3. What comes next? 2, 14, 26, 38, ____
50
Add 12 each time.
4. What comes next? 15, 28, 41, 54, ____
67
Add 13 each time.
5. What comes next? 19, 23, 27, 31, ____
35
Add 4 each time.
6. What comes next? 1, 16, 31, 46, ____
61
Add 15 each time.
7. What comes next? 11, 20, 29, 38, ____
47
Add 9 each time.
8. What comes next? 11, 22, 33, 44, ____
55
Add 11 each time.
9. What comes next? 14, 27, 40, 53, ____
66
Add 13 each time.
10. What comes next? 3, 13, 23, 33, ____
43
Add 10 each time.
11. What comes next? 10, 22, 34, 46, ____
58
Add 12 each time.
12. What comes next? 3, 10, 17, 24, ____
31
Add 7 each time.

12 questions · Seed 103 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 10-12

Number patterns

Take your time. Show your thinking.

1. What comes next? 6, 17, 28, 39, ____
2. What comes next? 14, 19, 24, 29, ____
3. What comes next? 2, 14, 26, 38, ____
4. What comes next? 15, 28, 41, 54, ____
5. What comes next? 19, 23, 27, 31, ____
6. What comes next? 1, 16, 31, 46, ____
7. What comes next? 11, 20, 29, 38, ____
8. What comes next? 11, 22, 33, 44, ____
9. What comes next? 14, 27, 40, 53, ____
10. What comes next? 3, 13, 23, 33, ____
11. What comes next? 10, 22, 34, 46, ____
12. What comes next? 3, 10, 17, 24, ____

12 questions · Seed 103 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 10-12

Number patterns

Answers and reasoning. Review before teaching.

1. What comes next? 6, 17, 28, 39, ____
50
Add 11 each time.
2. What comes next? 14, 19, 24, 29, ____
34
Add 5 each time.
3. What comes next? 2, 14, 26, 38, ____
50
Add 12 each time.
4. What comes next? 15, 28, 41, 54, ____
67
Add 13 each time.
5. What comes next? 19, 23, 27, 31, ____
35
Add 4 each time.
6. What comes next? 1, 16, 31, 46, ____
61
Add 15 each time.
7. What comes next? 11, 20, 29, 38, ____
47
Add 9 each time.
8. What comes next? 11, 22, 33, 44, ____
55
Add 11 each time.
9. What comes next? 14, 27, 40, 53, ____
66
Add 13 each time.
10. What comes next? 3, 13, 23, 33, ____
43
Add 10 each time.
11. What comes next? 10, 22, 34, 46, ____
58
Add 12 each time.
12. What comes next? 3, 10, 17, 24, ____
31
Add 7 each time.

12 questions · Seed 103 · Age guidance, not curriculum certification