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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? 9, 23, 37, 51, ____
2. What comes next? 9, 18, 27, 36, ____
3. What comes next? 9, 24, 39, 54, ____
4. What comes next? 16, 26, 36, 46, ____
5. What comes next? 5, 20, 35, 50, ____
6. What comes next? 2, 14, 26, 38, ____
7. What comes next? 11, 26, 41, 56, ____
8. What comes next? 7, 20, 33, 46, ____
9. What comes next? 6, 17, 28, 39, ____
10. What comes next? 11, 24, 37, 50, ____
11. What comes next? 1, 15, 29, 43, ____
12. What comes next? 20, 29, 38, 47, ____

12 questions · Seed 44 · 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? 9, 23, 37, 51, ____
65
Add 14 each time.
2. What comes next? 9, 18, 27, 36, ____
45
Add 9 each time.
3. What comes next? 9, 24, 39, 54, ____
69
Add 15 each time.
4. What comes next? 16, 26, 36, 46, ____
56
Add 10 each time.
5. What comes next? 5, 20, 35, 50, ____
65
Add 15 each time.
6. What comes next? 2, 14, 26, 38, ____
50
Add 12 each time.
7. What comes next? 11, 26, 41, 56, ____
71
Add 15 each time.
8. What comes next? 7, 20, 33, 46, ____
59
Add 13 each time.
9. What comes next? 6, 17, 28, 39, ____
50
Add 11 each time.
10. What comes next? 11, 24, 37, 50, ____
63
Add 13 each time.
11. What comes next? 1, 15, 29, 43, ____
57
Add 14 each time.
12. What comes next? 20, 29, 38, 47, ____
56
Add 9 each time.

12 questions · Seed 44 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 10-12

Number patterns

Take your time. Show your thinking.

1. What comes next? 9, 23, 37, 51, ____
2. What comes next? 9, 18, 27, 36, ____
3. What comes next? 9, 24, 39, 54, ____
4. What comes next? 16, 26, 36, 46, ____
5. What comes next? 5, 20, 35, 50, ____
6. What comes next? 2, 14, 26, 38, ____
7. What comes next? 11, 26, 41, 56, ____
8. What comes next? 7, 20, 33, 46, ____
9. What comes next? 6, 17, 28, 39, ____
10. What comes next? 11, 24, 37, 50, ____
11. What comes next? 1, 15, 29, 43, ____
12. What comes next? 20, 29, 38, 47, ____

12 questions · Seed 44 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 10-12

Number patterns

Answers and reasoning. Review before teaching.

1. What comes next? 9, 23, 37, 51, ____
65
Add 14 each time.
2. What comes next? 9, 18, 27, 36, ____
45
Add 9 each time.
3. What comes next? 9, 24, 39, 54, ____
69
Add 15 each time.
4. What comes next? 16, 26, 36, 46, ____
56
Add 10 each time.
5. What comes next? 5, 20, 35, 50, ____
65
Add 15 each time.
6. What comes next? 2, 14, 26, 38, ____
50
Add 12 each time.
7. What comes next? 11, 26, 41, 56, ____
71
Add 15 each time.
8. What comes next? 7, 20, 33, 46, ____
59
Add 13 each time.
9. What comes next? 6, 17, 28, 39, ____
50
Add 11 each time.
10. What comes next? 11, 24, 37, 50, ____
63
Add 13 each time.
11. What comes next? 1, 15, 29, 43, ____
57
Add 14 each time.
12. What comes next? 20, 29, 38, 47, ____
56
Add 9 each time.

12 questions · Seed 44 · Age guidance, not curriculum certification