What number is it?
Three
What number is it?
One
What number is it?
Nineteen
What number is it?
Seventeen
11 - 8 =
3
What number is it?
Four
What number is it?
Fifteen
17 - 9 =
8
14 - 8 =
6
What number is it?
Eight
13 - 7 =
6
What number is it?
fourteen
15 - 9 =
6
What number is it?
sixteen
What number is it?
Eleven
What number is it?
Six
What number is it?
Eighteen
What number is it?
Five
What number is it?
Nine
20 - 5 =
15
What number is it?
Twenty
What number is it?
Thirteen
What number is it?
Seven
What number is it?
Two
What number is it?
Ten
What number is it?
Twelve