1
6, 12, 18, 24. What is the rule? =
2
Fill in: 12, 16, 20, 24, 28, __ =
3
Fill in: 8, 12, 16, 20, 24, __ =
4
6, 9, 12, 15. What is the rule? =
5
7, 11, 15, 19. What is the rule? =
6
10, 13, 16, 19. What is the rule? =
7
Fill in: 6, 9, 12, 15, 18, __ =
8
87, 84, 81, 78. What is the rule? =
9
What comes next: 42, 48, 54, 60, __ =
10
What comes next: 27, 30, 33, 36, __ =
11
Fill in: 0, 4, 8, 12, 16, __ =
12
1, 5, 9, 13. What is the rule? =
13
73, 67, 61, 55. What is the rule? =
14
4, 10, 16, 22. What is the rule? =
15
Fill in: 12, 18, 24, 30, 36, __ =
16
What comes next: 39, 36, 33, 30, __ =
17
Fill in: 9, 12, 15, 18, 21, __ =
18
Fill in: 8, 12, 16, 20, 24, __ =
19
8, 12, 16, 20. What is the rule? =
20
Fill in: 18, 24, 30, 36, 42, __ =