1
3, 5, 7, 9. What is the rule? =
2
8, 10, 12, 14. What is the rule? =
3
Fill in: 30, 40, 50, 60, 70, __ =
4
3, 5, 7, 9. What is the rule? =
5
52, 42, 32, 22. What is the rule? =
6
84, 79, 74, 69. What is the rule? =
7
84, 79, 74, 69. What is the rule? =
8
62, 52, 42, 32. What is the rule? =
9
What comes next: 3, 13, 23, 33, __ =
10
Fill in: 20, 30, 40, 50, 60, __ =
11
9, 11, 13, 15. What is the rule? =
12
What comes next: 2, 7, 12, 17, __ =
13
Fill in: 0, 10, 20, 30, 40, __ =
14
What comes next: 2, 12, 22, 32, __ =
15
What comes next: 85, 80, 75, 70, __ =
16
What comes next: 7, 17, 27, 37, __ =
17
What comes next: 100, 90, 80, 70, __ =
18
What comes next: 14, 16, 18, 20, __ =
19
What comes next: 160, 150, 140, 130, __ =
20
What comes next: 4, 9, 14, 19, __ =