1
6, 13, 20, 27. What is the rule? =
2
Fill in: 14, 21, 28, 35, 42, __ =
3
9, 17, 25, 33. What is the rule? =
4
Fill in the blanks: 8, 15, __, __, 36 =
5
What comes next: 36, 48, 60, 72, __ =
6
Fill in: 16, 24, 32, 40, 48, __ =
7
What comes next: 22, 33, 44, 55, __ =
8
What comes next: 14, 21, 28, 35, __ =
9
Fill in the blanks: 4, __, __, 40, 52 =
10
Fill in the blanks: 4, 16, 28, __, __ =
11
Fill in the blanks: 2, 13, __, 35, __ =
12
What comes next: 90, 99, 108, 117, __ =
13
Fill in: 8, 16, 24, 32, 40, __ =
14
Fill in the blanks: 7, __, 29, 40, __ =
15
53, 46, 39, 32. What is the rule? =
16
Fill in: 9, 18, 27, 36, 45, __ =
17
3, 10, 17, 24. What is the rule? =
18
Fill in: 18, 27, 36, 45, 54, __ =
19
Fill in the blanks: 2, 13, 24, __, __ =
20
What comes next: 72, 84, 96, 108, __ =