1
64, 60, 56, 52. What is the rule? =
2
Fill in: 6, 12, 18, 24, 30, __ =
3
Fill in: 3, 6, 9, 12, 15, __ =
4
What comes next: 54, 51, 48, 45, __ =
5
What comes next: 3, 6, 9, 12, __ =
6
9, 12, 15, 18. What is the rule? =
7
What comes next: 32, 36, 40, 44, __ =
8
9, 15, 21, 27. What is the rule? =
9
What comes next: 84, 90, 96, 102, __ =
10
What comes next: 44, 40, 36, 32, __ =
11
56, 53, 50, 47. What is the rule? =
12
57, 54, 51, 48. What is the rule? =
13
What comes next: 36, 32, 28, 24, __ =
14
81, 75, 69, 63. What is the rule? =
15
Fill in: 6, 9, 12, 15, 18, __ =
16
7, 11, 15, 19. What is the rule? =
17
8, 11, 14, 17. What is the rule? =
18
94, 91, 88, 85. What is the rule? =
19
What comes next: 108, 114, 120, 126, __ =
20
8, 14, 20, 26. What is the rule? =