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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? 10, 20, 30, 40, ____
2. What comes next? 8, 21, 34, 47, ____
3. What comes next? 2, 13, 24, 35, ____
4. What comes next? 20, 31, 42, 53, ____
5. What comes next? 3, 18, 33, 48, ____
6. What comes next? 15, 29, 43, 57, ____
7. What comes next? 11, 25, 39, 53, ____
8. What comes next? 17, 30, 43, 56, ____
9. What comes next? 9, 16, 23, 30, ____
10. What comes next? 1, 15, 29, 43, ____
11. What comes next? 14, 23, 32, 41, ____
12. What comes next? 2, 9, 16, 23, ____

12 questions · Seed 76 · 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? 10, 20, 30, 40, ____
50
Add 10 each time.
2. What comes next? 8, 21, 34, 47, ____
60
Add 13 each time.
3. What comes next? 2, 13, 24, 35, ____
46
Add 11 each time.
4. What comes next? 20, 31, 42, 53, ____
64
Add 11 each time.
5. What comes next? 3, 18, 33, 48, ____
63
Add 15 each time.
6. What comes next? 15, 29, 43, 57, ____
71
Add 14 each time.
7. What comes next? 11, 25, 39, 53, ____
67
Add 14 each time.
8. What comes next? 17, 30, 43, 56, ____
69
Add 13 each time.
9. What comes next? 9, 16, 23, 30, ____
37
Add 7 each time.
10. What comes next? 1, 15, 29, 43, ____
57
Add 14 each time.
11. What comes next? 14, 23, 32, 41, ____
50
Add 9 each time.
12. What comes next? 2, 9, 16, 23, ____
30
Add 7 each time.

12 questions · Seed 76 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 10-12

Number patterns

Take your time. Show your thinking.

1. What comes next? 10, 20, 30, 40, ____
2. What comes next? 8, 21, 34, 47, ____
3. What comes next? 2, 13, 24, 35, ____
4. What comes next? 20, 31, 42, 53, ____
5. What comes next? 3, 18, 33, 48, ____
6. What comes next? 15, 29, 43, 57, ____
7. What comes next? 11, 25, 39, 53, ____
8. What comes next? 17, 30, 43, 56, ____
9. What comes next? 9, 16, 23, 30, ____
10. What comes next? 1, 15, 29, 43, ____
11. What comes next? 14, 23, 32, 41, ____
12. What comes next? 2, 9, 16, 23, ____

12 questions · Seed 76 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 10-12

Number patterns

Answers and reasoning. Review before teaching.

1. What comes next? 10, 20, 30, 40, ____
50
Add 10 each time.
2. What comes next? 8, 21, 34, 47, ____
60
Add 13 each time.
3. What comes next? 2, 13, 24, 35, ____
46
Add 11 each time.
4. What comes next? 20, 31, 42, 53, ____
64
Add 11 each time.
5. What comes next? 3, 18, 33, 48, ____
63
Add 15 each time.
6. What comes next? 15, 29, 43, 57, ____
71
Add 14 each time.
7. What comes next? 11, 25, 39, 53, ____
67
Add 14 each time.
8. What comes next? 17, 30, 43, 56, ____
69
Add 13 each time.
9. What comes next? 9, 16, 23, 30, ____
37
Add 7 each time.
10. What comes next? 1, 15, 29, 43, ____
57
Add 14 each time.
11. What comes next? 14, 23, 32, 41, ____
50
Add 9 each time.
12. What comes next? 2, 9, 16, 23, ____
30
Add 7 each time.

12 questions · Seed 76 · Age guidance, not curriculum certification