1
59, 47, 35, 23. What is the rule? =
2
What comes next: 128, 136, 144, 152, __ =
3
Fill in the blanks: 10, 21, __, 43, __ =
4
What comes next: 135, 126, 117, 108, __ =
5
What comes next: 198, 187, 176, 165, __ =
6
Fill in: 16, 24, 32, 40, 48, __ =
7
What comes next: 108, 99, 90, 81, __ =
8
Fill in the blanks: 1, 13, __, __, 49 =
9
Fill in the blanks: 5, 14, __, 32, __ =
10
Fill in: 12, 24, 36, 48, 60, __ =
11
4, 16, 28, 40. What is the rule? =
12
Fill in: 12, 24, 36, 48, 60, __ =
13
Fill in the blanks: 6, 14, __, 30, __ =
14
Fill in the blanks: 7, __, __, 31, 39 =
15
45, 33, 21, 9. What is the rule? =
16
58, 46, 34, 22. What is the rule? =
17
7, 14, 21, 28. What is the rule? =
18
What comes next: 153, 144, 135, 126, __ =
19
Fill in: 27, 36, 45, 54, 63, __ =
20
Fill in the blanks: 5, 14, 23, __, __ =