Question

4 friends evenly divided up an ( n )-slice pizza. one of the friends, harris, ate 1 fewer slice than he received. how many slices of pizza did harris eat? write your answer as an expression.

Explanation:

Step1: Find Harris's received slices

Each friend gets $\frac{n}{4}$ slices.

Step2: Subtract 1 for eaten slices

Subtract 1 from his received amount.
$\frac{n}{4} - 1$

Answer:

$\frac{n}{4} - 1$