1
30, 21, 12, 3. What is the rule? =
2
What comes next: 132, 144, 156, 168, __ =
3
What comes next: 96, 88, 80, 72, __ =
4
Fill in the blanks: 10, 19, __, 37, __ =
5
What comes next: 132, 144, 156, 168, __ =
6
Fill in: 18, 27, 36, 45, 54, __ =
7
2, 10, 18, 26. What is the rule? =
8
Fill in: 16, 24, 32, 40, 48, __ =
9
Fill in the blanks: 10, 21, 32, __, __ =
10
Fill in: 22, 33, 44, 55, 66, __ =
11
7, 15, 23, 31. What is the rule? =
12
7, 19, 31, 43. What is the rule? =
13
Fill in: 7, 14, 21, 28, 35, __ =
14
7, 19, 31, 43. What is the rule? =
15
Fill in: 0, 8, 16, 24, 32, __ =
16
86, 74, 62, 50. What is the rule? =
17
Fill in the blanks: 6, __, 30, 42, __ =
18
Fill in: 11, 22, 33, 44, 55, __ =
19
What comes next: 63, 72, 81, 90, __ =
20
Fill in: 22, 33, 44, 55, 66, __ =