# Sales Tax, Tip and Commission

## Presentation on theme: "Sales Tax, Tip and Commission"β Presentation transcript:

Sales Tax, Tip and Commission
12/9/14 β 12/10/14

Review of Basic Percent Problems
Method Set Up Proportion Percent = ππ’ππππ βπ’πππππ = ππ’ππππ 100 ππππππ πππ = ππππ πππππ Percent Equation (missing the PART) Percent (as a decimal) = ππππ‘ π€βπππ Percent (as a decimal) = π π€βπππ Percent Equation (missing the WHOLE) Percent (as a decimal)Γ whole = part Percent (as a decimal) Γ π = part Percent Equation (missing the PERCENT) Percent (as a decimal) Γ whole = part π Γ whole = part

Vocabulary Tip: an optional payment to someone who provides good service. This is in addition to the cost of the bill. Sales Tax: the amount added to the cost of an item. It is usually a percent of the purchase price. Commission: a paid fee for services and is usually a percent of the total cost. Discount: an amount that is subtracted from the regular price of an item. Percent Equations are used to solve these types of problems.

Example: The price of a office chair was \$ The tax rate was 7%. A. What was the tax on the office chair? B. What was the total price of the office chair including tax?

Example: Find the total price of a \$50.60 item plus 6.5% sales tax. There are two methods to solving.