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.

Identify Amount Paid: Identify the total amount Michelle used to pay for the notebook. Michelle used a $20 bill to pay for the notebook.Identify Cost of Notebook: Identify the cost of the notebook. The notebook costs p dollars, where p is the price of the notebook in dollars.Calculate Change: Calculate the change Michelle should receive. To find the change, subtract the cost of the notebook (p dollars) from the amount Michelle used to pay ($20). Change = Total amount paid - Cost of the notebook Change = $20 - p dollarsWrite Change Expression: Write the expression for the change Michelle received. The expression for the change Michelle received is $20 - p.

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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.

Michelle used a $\$20$ bill to pay for a notebook that only costs $p$ dollars. $\newline$ How much change did Michelle receive from the cashier? $\newline$ Write your answer as an expression.

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Math Problems

Grade 7

Solve percent equations: word problems

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Q. Michelle used a

\$20

bill to pay for a notebook that only costs

p

dollars.

\newline

How much change did Michelle receive from the cashier?

\newline

Write your answer as an expression.

Identify Amount Paid: Identify the total amount Michelle used to pay for the notebook. $\newline$ Michelle used a $\$20$ bill to pay for the notebook.
Identify Cost of Notebook: Identify the cost of the notebook. $\newline$ The notebook costs $p$ dollars, where $p$ is the price of the notebook in dollars.
Calculate Change: Calculate the change Michelle should receive. $\newline$ To find the change, subtract the cost of the notebook $p$ dollars) from the amount Michelle used to pay ( $\$20$ ). $\newline$ Change = Total amount paid - Cost of the notebook $\newline$ Change = $\$20 - p$ dollars
Write Change Expression: Write the expression for the change Michelle received. $\newline$ The expression for the change Michelle received is $\$20 - p$ .