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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, 25, 31, 37, ____
2. What comes next? 13, 28, 43, 58, ____
3. What comes next? 10, 16, 22, 28, ____
4. What comes next? 3, 16, 29, 42, ____
5. What comes next? 17, 21, 25, 29, ____
6. What comes next? 17, 25, 33, 41, ____
7. What comes next? 15, 24, 33, 42, ____
8. What comes next? 5, 18, 31, 44, ____
9. What comes next? 1, 15, 29, 43, ____
10. What comes next? 19, 33, 47, 61, ____
11. What comes next? 6, 19, 32, 45, ____
12. What comes next? 13, 22, 31, 40, ____

12 questions · Seed 91 · 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, 25, 31, 37, ____
43
Add 6 each time.
2. What comes next? 13, 28, 43, 58, ____
73
Add 15 each time.
3. What comes next? 10, 16, 22, 28, ____
34
Add 6 each time.
4. What comes next? 3, 16, 29, 42, ____
55
Add 13 each time.
5. What comes next? 17, 21, 25, 29, ____
33
Add 4 each time.
6. What comes next? 17, 25, 33, 41, ____
49
Add 8 each time.
7. What comes next? 15, 24, 33, 42, ____
51
Add 9 each time.
8. What comes next? 5, 18, 31, 44, ____
57
Add 13 each time.
9. What comes next? 1, 15, 29, 43, ____
57
Add 14 each time.
10. What comes next? 19, 33, 47, 61, ____
75
Add 14 each time.
11. What comes next? 6, 19, 32, 45, ____
58
Add 13 each time.
12. What comes next? 13, 22, 31, 40, ____
49
Add 9 each time.

12 questions · Seed 91 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 10-12

Number patterns

Take your time. Show your thinking.

1. What comes next? 19, 25, 31, 37, ____
2. What comes next? 13, 28, 43, 58, ____
3. What comes next? 10, 16, 22, 28, ____
4. What comes next? 3, 16, 29, 42, ____
5. What comes next? 17, 21, 25, 29, ____
6. What comes next? 17, 25, 33, 41, ____
7. What comes next? 15, 24, 33, 42, ____
8. What comes next? 5, 18, 31, 44, ____
9. What comes next? 1, 15, 29, 43, ____
10. What comes next? 19, 33, 47, 61, ____
11. What comes next? 6, 19, 32, 45, ____
12. What comes next? 13, 22, 31, 40, ____

12 questions · Seed 91 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 10-12

Number patterns

Answers and reasoning. Review before teaching.

1. What comes next? 19, 25, 31, 37, ____
43
Add 6 each time.
2. What comes next? 13, 28, 43, 58, ____
73
Add 15 each time.
3. What comes next? 10, 16, 22, 28, ____
34
Add 6 each time.
4. What comes next? 3, 16, 29, 42, ____
55
Add 13 each time.
5. What comes next? 17, 21, 25, 29, ____
33
Add 4 each time.
6. What comes next? 17, 25, 33, 41, ____
49
Add 8 each time.
7. What comes next? 15, 24, 33, 42, ____
51
Add 9 each time.
8. What comes next? 5, 18, 31, 44, ____
57
Add 13 each time.
9. What comes next? 1, 15, 29, 43, ____
57
Add 14 each time.
10. What comes next? 19, 33, 47, 61, ____
75
Add 14 each time.
11. What comes next? 6, 19, 32, 45, ____
58
Add 13 each time.
12. What comes next? 13, 22, 31, 40, ____
49
Add 9 each time.

12 questions · Seed 91 · Age guidance, not curriculum certification