The Missing Number
1, 2, 3, __, 5, 6
4
2 MORE than 5
7
2, 4, 6, 8...
adding 2
2, 5, 3, 4, 1
1, 2, 3, 4, 5
11, 12, 13, 14, 15, 16, __, 18
17
4 LESS than 10
6
5, 10, 15, 20...
adding 5
15, 13, 14, 10, 12, 11
10, 11, 12, 13, 14, 15
24, 25, __, 27, 28, 29
26
5 MORE than 11
16
10, 20, 30, 40...
adding 10
18, 19, 20, 21, 22
33, 34, 35, 36, __, 38, 39 ,40
37
2 LESS than 22
20
15, 30, 45, 60...
adding 15
34, 29, 31, 33, 32, 30
29, 30, 31, 32, 33, 34
98, 99, 100, 101, ___, 103
102
21
100, 200, 300, 400...
adding 100
98, 102, 100, 99, 101
98, 99, 100, 101, 102