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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? 4, 12, 20, 28, ____
2. What comes next? 17, 21, 25, 29, ____
3. What comes next? 10, 21, 32, 43, ____
4. What comes next? 4, 9, 14, 19, ____
5. What comes next? 19, 26, 33, 40, ____
6. What comes next? 16, 31, 46, 61, ____
7. What comes next? 2, 15, 28, 41, ____
8. What comes next? 6, 20, 34, 48, ____
9. What comes next? 10, 14, 18, 22, ____
10. What comes next? 5, 15, 25, 35, ____
11. What comes next? 6, 18, 30, 42, ____
12. What comes next? 20, 28, 36, 44, ____

12 questions · Seed 107 · 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? 4, 12, 20, 28, ____
36
Add 8 each time.
2. What comes next? 17, 21, 25, 29, ____
33
Add 4 each time.
3. What comes next? 10, 21, 32, 43, ____
54
Add 11 each time.
4. What comes next? 4, 9, 14, 19, ____
24
Add 5 each time.
5. What comes next? 19, 26, 33, 40, ____
47
Add 7 each time.
6. What comes next? 16, 31, 46, 61, ____
76
Add 15 each time.
7. What comes next? 2, 15, 28, 41, ____
54
Add 13 each time.
8. What comes next? 6, 20, 34, 48, ____
62
Add 14 each time.
9. What comes next? 10, 14, 18, 22, ____
26
Add 4 each time.
10. What comes next? 5, 15, 25, 35, ____
45
Add 10 each time.
11. What comes next? 6, 18, 30, 42, ____
54
Add 12 each time.
12. What comes next? 20, 28, 36, 44, ____
52
Add 8 each time.

12 questions · Seed 107 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 10-12

Number patterns

Take your time. Show your thinking.

1. What comes next? 4, 12, 20, 28, ____
2. What comes next? 17, 21, 25, 29, ____
3. What comes next? 10, 21, 32, 43, ____
4. What comes next? 4, 9, 14, 19, ____
5. What comes next? 19, 26, 33, 40, ____
6. What comes next? 16, 31, 46, 61, ____
7. What comes next? 2, 15, 28, 41, ____
8. What comes next? 6, 20, 34, 48, ____
9. What comes next? 10, 14, 18, 22, ____
10. What comes next? 5, 15, 25, 35, ____
11. What comes next? 6, 18, 30, 42, ____
12. What comes next? 20, 28, 36, 44, ____

12 questions · Seed 107 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 10-12

Number patterns

Answers and reasoning. Review before teaching.

1. What comes next? 4, 12, 20, 28, ____
36
Add 8 each time.
2. What comes next? 17, 21, 25, 29, ____
33
Add 4 each time.
3. What comes next? 10, 21, 32, 43, ____
54
Add 11 each time.
4. What comes next? 4, 9, 14, 19, ____
24
Add 5 each time.
5. What comes next? 19, 26, 33, 40, ____
47
Add 7 each time.
6. What comes next? 16, 31, 46, 61, ____
76
Add 15 each time.
7. What comes next? 2, 15, 28, 41, ____
54
Add 13 each time.
8. What comes next? 6, 20, 34, 48, ____
62
Add 14 each time.
9. What comes next? 10, 14, 18, 22, ____
26
Add 4 each time.
10. What comes next? 5, 15, 25, 35, ____
45
Add 10 each time.
11. What comes next? 6, 18, 30, 42, ____
54
Add 12 each time.
12. What comes next? 20, 28, 36, 44, ____
52
Add 8 each time.

12 questions · Seed 107 · Age guidance, not curriculum certification