Question

Michelle used a 20 bill to pay for a notebook that only costs p dollars.

How much change did Michelle receive from the cashier?
Write your answer as an expression.

Answer 1

20-p

Explanation:

cause she has 20 dollars and buys p notebooks so her total 20 dollars and -p note books

Answer 2

20-p

Explanation:

this is ur expression for how much change she will get back