Michelle used a $20 bill to pay for a notebook that only costs p dollars.How much change did Michelle receive from the cashier?Write your answer as an expression.$
Q. 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 Given: Identify the total amount Michelle gave to the cashier.Michelle used a $20 bill to pay for the notebook.
Identify Notebook Cost: Identify the cost of the notebook.The notebook costs p 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 gave to the cashier ($20).Change = $20−p dollars.
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