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