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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, 12, 16, 20, ____
2. What comes next? 5, 13, 21, 29, ____
3. What comes next? 6, 18, 30, 42, ____
4. What comes next? 10, 23, 36, 49, ____
5. What comes next? 14, 26, 38, 50, ____
6. What comes next? 13, 23, 33, 43, ____
7. What comes next? 3, 18, 33, 48, ____
8. What comes next? 13, 25, 37, 49, ____
9. What comes next? 8, 16, 24, 32, ____
10. What comes next? 2, 15, 28, 41, ____
11. What comes next? 20, 25, 30, 35, ____
12. What comes next? 9, 13, 17, 21, ____

12 questions · Seed 43 · 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, 12, 16, 20, ____
24
Add 4 each time.
2. What comes next? 5, 13, 21, 29, ____
37
Add 8 each time.
3. What comes next? 6, 18, 30, 42, ____
54
Add 12 each time.
4. What comes next? 10, 23, 36, 49, ____
62
Add 13 each time.
5. What comes next? 14, 26, 38, 50, ____
62
Add 12 each time.
6. What comes next? 13, 23, 33, 43, ____
53
Add 10 each time.
7. What comes next? 3, 18, 33, 48, ____
63
Add 15 each time.
8. What comes next? 13, 25, 37, 49, ____
61
Add 12 each time.
9. What comes next? 8, 16, 24, 32, ____
40
Add 8 each time.
10. What comes next? 2, 15, 28, 41, ____
54
Add 13 each time.
11. What comes next? 20, 25, 30, 35, ____
40
Add 5 each time.
12. What comes next? 9, 13, 17, 21, ____
25
Add 4 each time.

12 questions · Seed 43 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 10-12

Number patterns

Take your time. Show your thinking.

1. What comes next? 8, 12, 16, 20, ____
2. What comes next? 5, 13, 21, 29, ____
3. What comes next? 6, 18, 30, 42, ____
4. What comes next? 10, 23, 36, 49, ____
5. What comes next? 14, 26, 38, 50, ____
6. What comes next? 13, 23, 33, 43, ____
7. What comes next? 3, 18, 33, 48, ____
8. What comes next? 13, 25, 37, 49, ____
9. What comes next? 8, 16, 24, 32, ____
10. What comes next? 2, 15, 28, 41, ____
11. What comes next? 20, 25, 30, 35, ____
12. What comes next? 9, 13, 17, 21, ____

12 questions · Seed 43 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 10-12

Number patterns

Answers and reasoning. Review before teaching.

1. What comes next? 8, 12, 16, 20, ____
24
Add 4 each time.
2. What comes next? 5, 13, 21, 29, ____
37
Add 8 each time.
3. What comes next? 6, 18, 30, 42, ____
54
Add 12 each time.
4. What comes next? 10, 23, 36, 49, ____
62
Add 13 each time.
5. What comes next? 14, 26, 38, 50, ____
62
Add 12 each time.
6. What comes next? 13, 23, 33, 43, ____
53
Add 10 each time.
7. What comes next? 3, 18, 33, 48, ____
63
Add 15 each time.
8. What comes next? 13, 25, 37, 49, ____
61
Add 12 each time.
9. What comes next? 8, 16, 24, 32, ____
40
Add 8 each time.
10. What comes next? 2, 15, 28, 41, ____
54
Add 13 each time.
11. What comes next? 20, 25, 30, 35, ____
40
Add 5 each time.
12. What comes next? 9, 13, 17, 21, ____
25
Add 4 each time.

12 questions · Seed 43 · Age guidance, not curriculum certification