Let's look one more time at the clearance sale problem.
A store is holding a clearance sale with everything to be sold at 25% off the regular price. If the original price of an item is $20.00, how much will you save? (Answer: $5.00)
What percent of the regular price is the discount in the sale?
Interactive popup. Assistance may be required. The discount is 25%
What percent of the regular price will you pay?
Interactive popup. Assistance may be required. 100% – 25% = 75%
Use this answer to determine the price you will pay.
Hints:
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Interactive popup. Assistance may be required.
part =
percent over 100
percent
100
* whole
Let's try the same approach for the sales tax problem.
Your parents decide to paint the living room. When they go to the paint store, they find that they need to buy $75.00 worth of paint. If the sales tax rate is 8%, how much tax will be added to the total? (Answer: $6.00)
What is the percent of the tax rate?
Interactive popup. Assistance may be required. 8%
What percent of the total price will your parents pay for the paint?
Interactive popup. Assistance may be required. 100% + 8% = 108%
Use this answer to determine the total cost of the paint including tax. Interactive popup. Assistance may be required.
Calculator
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The total cost including tax is $81.00