1
3, 6, 9, 12. What is the rule? =
2
What comes next: 9, 12, 15, 18, __ =
3
What comes next: 24, 27, 30, 33, __ =
4
Fill in: 4, 8, 12, 16, 20, __ =
5
8, 12, 16, 20. What is the rule? =
6
8, 11, 14, 17. What is the rule? =
7
What comes next: 108, 114, 120, 126, __ =
8
What comes next: 36, 33, 30, 27, __ =
9
What comes next: 51, 54, 57, 60, __ =
10
Fill in: 9, 12, 15, 18, 21, __ =
11
66, 60, 54, 48. What is the rule? =
12
Fill in: 0, 3, 6, 9, 12, __ =
13
What comes next: 90, 96, 102, 108, __ =
14
3, 7, 11, 15. What is the rule? =
15
9, 15, 21, 27. What is the rule? =
16
52, 48, 44, 40. What is the rule? =
17
What comes next: 33, 36, 39, 42, __ =
18
What comes next: 45, 42, 39, 36, __ =
19
Fill in: 6, 9, 12, 15, 18, __ =
20
What comes next: 90, 84, 78, 72, __ =