Find the missing number
65, 66, 67, ___
68
11+5=
16
12-4=
8
I come right after 5.
6
I come right after 2.
3
2, 4, 6, ___, 10
8
20+5=
25
54-3=
51
I am 3 more than 15.
18
I am between 6 and 8.
7
65, 70, ___, 80
75
21+7=
28
64-10=
54
I am 10 more than 10.
20
The number 14 is between _____ and _____.
13 and 15
40, 50, 60, ___
70
64+10=
74
100-1=
99
If you skip count by 5's, I am the 2nd number you say.
10
I am right before 100.
99
105, 110, ___, 120
115
100+1=
101
100-20=
80
If you skip count by 10's, I am the 5th number you say.
50
I am right after 100.
101