Write the Number
2
1
One
0
1, 2, __
3
0, __, 2
1
Ten
10
3
Three
4
5, 6, __
7
3, __, 5
4
8
6
Six
11
10, 11, __
12
7, __, 9
8
Fifteen
15
17
Seventeen
13
13, 14, __
15
15, __, __
16, 17
Nineteen
19
20
Twenty
18
17, 18, __
19
__, 19, __
18; 20