"smaller" is a binary operator: you need two numbers, 9 and another one, before you can decide whether 9 is smaller, the same or larger.
-9 is smaller.
9 is smaller than 11. We'd write this as 9 < 11 or 11 > 9.
9 feet is smaller.
9
2
Yes 1/9 is smaller than 1/4 1/9 = 4/36 1/4 = 9/36
2/9 is smaller than 4/15
The LCM of 7 and 9 is their product. There is no common multiple that is smaller.
4/5=8/10 which is smaller than 9/10 so yes
9
Yes -9 is less than 0
1 is less than 9