Fill in the Number Chart

Click on the missing numbers and choose the correct answer.
1
 
 
4
5
6
7
 
9
10
11
12
13
14
15
16
 
 
19
20
21
 
23
24
25
26
27
 
29
30
31
32
33
34
35
36
37
 
39
40
41
42
43
44
45
46
47
48
49
50
51
 
 
54
55
 
57
 
59
60
61
62
63
64
65
66
 
 
69
70
71
72
73
74
75
 
77
78
79
80
81
82
83
 
 
86
87
88
89
 
 
92
93
94
95
96
97
 
99
100
Well Done!
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