Respuesta :
Answer:
9 1/2
Step-by-step explanation:
Find: how much more did the chef use pepperoni than sausage?
How to solve: we need to subtract how much pepperoni did the chef use than the sausage
[tex]18\frac{1}{2} -9=9\frac{1}{2}[/tex]
Answer: 9 1/2