1-20
1, 2, 3... What number comes after 3?
4
21, 22, 23... What number comes after 23?
24
41, 42, 43... What number comes after 43?
44
61, 62, 63... What number comes after 63?
64
81, 82, 83... What number comes after 83?
84
5, 6, 7... What number comes after 7?
8
25, 26, 27... What number comes after 27?
28
45, 46, 47... What number comes after 47?
48
65, 66, 67... What number comes after 67?
68
85, 86, 87... What number comes after 87?
88
9, 10, 11... What number comes after 11?
12
29, 30, 31... What number comes after 31?
32
49, 50, 51... What number comes after 51?
52
69, 70, 71... What number comes after 71?
72
89, 90, 91... What number comes after 91?
92
13, 14, 15... What number comes after 15?
16
33, 34, 35... What number comes after 35?
36
53, 54, 55... What number comes after 55?
56
73, 74, 75... What number comes after 75?
76
93, 94, 95... What number comes after 95?
96
17, 18, 19... What number comes after 19?
20
37, 38, 39... What number comes after 39?
40
57, 58, 59... What number comes after 59?
60
77, 78, 79, What number comes after 79?
80
97, 98, 99... What is the last number that comes after 99?
100