addition to 10
7 + 1
8
12 + 1
13
37 __ 42
<
21, 22, 23, ____
24
10 20 30 40 50 60 70 80 90 100
9 + 1
10
14 + 4
18
88 __ 50
>
66, 67, ____, 69
68
Skip count by 5s to 50
5, 10, 15, 20, 25, 30, 35, 40, 45, 50
4 + 3
7
9 + 4
13
12 __ 21
<
12, 13, ___, 15
14
Skip count by 2s to 20
2, 4, 6, 8, 10, 12, 14, 16, 18, 20
5 + 3
8
18 + 2
20
77 __ 66
>
97, 98, 99, ____
100
Missing number: 15, 20, 25, ____, 35
30
2 + 8
10
7 + 8
15
49 __ 49
=
74, 75, ___, 77
76
Missing number: 65, 70, 75, ____, 85
80