Fill in the Number Chart

Click on the missing numbers and choose the correct answer.
1
 
3
4
5
 
7
8
9
10
11
12
13
14
15
 
 
18
 
20
21
22
23
 
 
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
 
 
 
 
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
 
64
65
 
67
68
 
70
 
72
73
74
75
76
77
78
79
 
81
82
83
84
85
 
87
 
89
90
91
92
93
94
95
96
97
98
99
 
Well Done!
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