Number Series Puzzles for Kids Age 7 | Fun Math Challenge

Questions (Solve the pattern!)

1. 2, 4, 6, 8, __
2. 5, 10, 15, 20, __
3. 10, 20, 30, 40, __
4. 1, 3, 5, 7, __
5. 0, 5, 10, 15, __
6. 3, 6, 9, 12, __
7. 8, 6, 4, 2, __
8. 7, 14, 21, 28, __
9. 50, 45, 40, 35, __
10. 100, 90, 80, 70, __
11. 1, 4, 9, 16, __
12. 2, 3, 5, 8, __
13. 10, 8, 6, 4, __
14. 9, 18, 27, 36, __
15. 20, 18, 16, 14, __
16. 12, 11, 9, 6, __
17. 2, 4, 8, 16, __
18. 4, 7, 10, 13, __
19. 3, 5, 8, 12, __
20. 6, 12, 18, 24, __
21. 5, 7, 9, 11, __
22. 11, 22, 33, 44, __
23. 0, 2, 4, 6, __
24. 15, 13, 11, 9, __
25. 1, 2, 4, 7, 11, __
26. 10, 15, 20, 25, __
27. 5, 8, 11, 14, __
28. 14, 12, 10, 8, __
29. 3, 9, 27, 81, __
30. 4, 8, 12, 16, __
31. 7, 6, 5, 4, __
32. 25, 20, 15, 10, __
33. 2, 5, 10, 17, __
34. 1, 2, 3, 5, 8, __
35. 2, 6, 12, 20, __
36. 9, 12, 15, 18, __
37. 13, 11, 9, 7, __
38. 0, 3, 6, 9, __
39. 100, 80, 60, 40, __
40. 1, 4, 7, 10, __
41. 8, 10, 12, 14, __
42. 2, 4, 6, 10, 16, __
43. 6, 5, 4, 3, __
44. 11, 13, 15, 17, __
45. 5, 10, 20, 40, __
46. 1, 5, 9, 13, __
47. 50, 40, 30, 20, __
48. 12, 15, 18, 21, __
49. 2, 3, 6, 11, 18, __
50. 7, 9, 11, 13, __

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Answers

1. 2, 4, 6, 8, __ → 10
2. 5, 10, 15, 20, __ → 25
3. 10, 20, 30, 40, __ → 50
4. 1, 3, 5, 7, __ → 9
5. 0, 5, 10, 15, __ → 20
6. 3, 6, 9, 12, __ → 15
7. 8, 6, 4, 2, __ → 0
8. 7, 14, 21, 28, __ → 35
9. 50, 45, 40, 35, __ → 30
10. 100, 90, 80, 70, __ → 60
11. 1, 4, 9, 16, __ → 25
12. 2, 3, 5, 8, __ → 12
13. 10, 8, 6, 4, __ → 2
14. 9, 18, 27, 36, __ → 45
15. 20, 18, 16, 14, __ → 12
16. 12, 11, 9, 6, __ → 2
17. 2, 4, 8, 16, __ → 32
18. 4, 7, 10, 13, __ → 16
19. 3, 5, 8, 12, __ → 17
20. 6, 12, 18, 24, __ → 30
21. 5, 7, 9, 11, __ → 13
22. 11, 22, 33, 44, __ → 55
23. 0, 2, 4, 6, __ → 8
24. 15, 13, 11, 9, __ → 7
25. 1, 2, 4, 7, 11, __ → 16
26. 10, 15, 20, 25, __ → 30
27. 5, 8, 11, 14, __ → 17
28. 14, 12, 10, 8, __ → 6
29. 3, 9, 27, 81, __ → 243
30. 4, 8, 12, 16, __ → 20
31. 7, 6, 5, 4, __ → 3
32. 25, 20, 15, 10, __ → 5
33. 2, 5, 10, 17, __ → 26
34. 1, 2, 3, 5, 8, __ → 13
35. 2, 6, 12, 20, __ → 30
36. 9, 12, 15, 18, __ → 21
37. 13, 11, 9, 7, __ → 5
38. 0, 3, 6, 9, __ → 12
39. 100, 80, 60, 40, __ → 20
40. 1, 4, 7, 10, __ → 13
41. 8, 10, 12, 14, __ → 16
42. 2, 4, 6, 10, 16, __ → 26
43. 6, 5, 4, 3, __ → 2
44. 11, 13, 15, 17, __ → 19
45. 5, 10, 20, 40, __ → 80
46. 1, 5, 9, 13, __ → 17
47. 50, 40, 30, 20, __ → 10
48. 12, 15, 18, 21, __ → 24
49. 2, 3, 6, 11, 18, __ → 27
50. 7, 9, 11, 13, __ → 15