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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? 8, 19, 30, 41, ____
2. What comes next? 9, 24, 39, 54, ____
3. What comes next? 10, 23, 36, 49, ____
4. What comes next? 14, 26, 38, 50, ____
5. What comes next? 19, 34, 49, 64, ____
6. What comes next? 12, 26, 40, 54, ____
7. What comes next? 18, 30, 42, 54, ____
8. What comes next? 11, 19, 27, 35, ____
9. What comes next? 10, 20, 30, 40, ____
10. What comes next? 1, 10, 19, 28, ____
11. What comes next? 11, 25, 39, 53, ____
12. What comes next? 10, 24, 38, 52, ____

12 questions · Seed 61 · 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? 8, 19, 30, 41, ____
52
Add 11 each time.
2. What comes next? 9, 24, 39, 54, ____
69
Add 15 each time.
3. What comes next? 10, 23, 36, 49, ____
62
Add 13 each time.
4. What comes next? 14, 26, 38, 50, ____
62
Add 12 each time.
5. What comes next? 19, 34, 49, 64, ____
79
Add 15 each time.
6. What comes next? 12, 26, 40, 54, ____
68
Add 14 each time.
7. What comes next? 18, 30, 42, 54, ____
66
Add 12 each time.
8. What comes next? 11, 19, 27, 35, ____
43
Add 8 each time.
9. What comes next? 10, 20, 30, 40, ____
50
Add 10 each time.
10. What comes next? 1, 10, 19, 28, ____
37
Add 9 each time.
11. What comes next? 11, 25, 39, 53, ____
67
Add 14 each time.
12. What comes next? 10, 24, 38, 52, ____
66
Add 14 each time.

12 questions · Seed 61 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 10-12

Number patterns

Take your time. Show your thinking.

1. What comes next? 8, 19, 30, 41, ____
2. What comes next? 9, 24, 39, 54, ____
3. What comes next? 10, 23, 36, 49, ____
4. What comes next? 14, 26, 38, 50, ____
5. What comes next? 19, 34, 49, 64, ____
6. What comes next? 12, 26, 40, 54, ____
7. What comes next? 18, 30, 42, 54, ____
8. What comes next? 11, 19, 27, 35, ____
9. What comes next? 10, 20, 30, 40, ____
10. What comes next? 1, 10, 19, 28, ____
11. What comes next? 11, 25, 39, 53, ____
12. What comes next? 10, 24, 38, 52, ____

12 questions · Seed 61 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 10-12

Number patterns

Answers and reasoning. Review before teaching.

1. What comes next? 8, 19, 30, 41, ____
52
Add 11 each time.
2. What comes next? 9, 24, 39, 54, ____
69
Add 15 each time.
3. What comes next? 10, 23, 36, 49, ____
62
Add 13 each time.
4. What comes next? 14, 26, 38, 50, ____
62
Add 12 each time.
5. What comes next? 19, 34, 49, 64, ____
79
Add 15 each time.
6. What comes next? 12, 26, 40, 54, ____
68
Add 14 each time.
7. What comes next? 18, 30, 42, 54, ____
66
Add 12 each time.
8. What comes next? 11, 19, 27, 35, ____
43
Add 8 each time.
9. What comes next? 10, 20, 30, 40, ____
50
Add 10 each time.
10. What comes next? 1, 10, 19, 28, ____
37
Add 9 each time.
11. What comes next? 11, 25, 39, 53, ____
67
Add 14 each time.
12. What comes next? 10, 24, 38, 52, ____
66
Add 14 each time.

12 questions · Seed 61 · Age guidance, not curriculum certification