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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? 19, 30, 41, 52, ____
2. What comes next? 2, 6, 10, 14, ____
3. What comes next? 2, 12, 22, 32, ____
4. What comes next? 1, 15, 29, 43, ____
5. What comes next? 5, 12, 19, 26, ____
6. What comes next? 8, 22, 36, 50, ____
7. What comes next? 7, 18, 29, 40, ____
8. What comes next? 14, 22, 30, 38, ____
9. What comes next? 11, 25, 39, 53, ____
10. What comes next? 18, 23, 28, 33, ____
11. What comes next? 2, 7, 12, 17, ____
12. What comes next? 11, 15, 19, 23, ____

12 questions · Seed 123 · 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? 19, 30, 41, 52, ____
63
Add 11 each time.
2. What comes next? 2, 6, 10, 14, ____
18
Add 4 each time.
3. What comes next? 2, 12, 22, 32, ____
42
Add 10 each time.
4. What comes next? 1, 15, 29, 43, ____
57
Add 14 each time.
5. What comes next? 5, 12, 19, 26, ____
33
Add 7 each time.
6. What comes next? 8, 22, 36, 50, ____
64
Add 14 each time.
7. What comes next? 7, 18, 29, 40, ____
51
Add 11 each time.
8. What comes next? 14, 22, 30, 38, ____
46
Add 8 each time.
9. What comes next? 11, 25, 39, 53, ____
67
Add 14 each time.
10. What comes next? 18, 23, 28, 33, ____
38
Add 5 each time.
11. What comes next? 2, 7, 12, 17, ____
22
Add 5 each time.
12. What comes next? 11, 15, 19, 23, ____
27
Add 4 each time.

12 questions · Seed 123 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 10-12

Number patterns

Take your time. Show your thinking.

1. What comes next? 19, 30, 41, 52, ____
2. What comes next? 2, 6, 10, 14, ____
3. What comes next? 2, 12, 22, 32, ____
4. What comes next? 1, 15, 29, 43, ____
5. What comes next? 5, 12, 19, 26, ____
6. What comes next? 8, 22, 36, 50, ____
7. What comes next? 7, 18, 29, 40, ____
8. What comes next? 14, 22, 30, 38, ____
9. What comes next? 11, 25, 39, 53, ____
10. What comes next? 18, 23, 28, 33, ____
11. What comes next? 2, 7, 12, 17, ____
12. What comes next? 11, 15, 19, 23, ____

12 questions · Seed 123 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 10-12

Number patterns

Answers and reasoning. Review before teaching.

1. What comes next? 19, 30, 41, 52, ____
63
Add 11 each time.
2. What comes next? 2, 6, 10, 14, ____
18
Add 4 each time.
3. What comes next? 2, 12, 22, 32, ____
42
Add 10 each time.
4. What comes next? 1, 15, 29, 43, ____
57
Add 14 each time.
5. What comes next? 5, 12, 19, 26, ____
33
Add 7 each time.
6. What comes next? 8, 22, 36, 50, ____
64
Add 14 each time.
7. What comes next? 7, 18, 29, 40, ____
51
Add 11 each time.
8. What comes next? 14, 22, 30, 38, ____
46
Add 8 each time.
9. What comes next? 11, 25, 39, 53, ____
67
Add 14 each time.
10. What comes next? 18, 23, 28, 33, ____
38
Add 5 each time.
11. What comes next? 2, 7, 12, 17, ____
22
Add 5 each time.
12. What comes next? 11, 15, 19, 23, ____
27
Add 4 each time.

12 questions · Seed 123 · Age guidance, not curriculum certification