DISCOUNT AND SALE PRICE

​REVIEW

​PERCENTAGE

• a part per hundred

• number that can be expressed as a fraction of 100

• the symbol is

Draw

What percent of this figure is shaded?

Draw

What percent of this figure is shaded?

Draw

What is the symbol of percent?

​Change % to Decimal

​To convert a percentage to a decimal, divide by 100 or move two places to the left. For example: 25% is 25/100, or 0.25.

​Change Decimal to %

​To convert a decimal to a percentage, multiply by 100 or (just move the decimal point 2 places to the right) and put the percent sign (%). For example, 0.065 = 6.5% and 3.75 = 375%.

Multiple Choice

What is 78% written as a decimal?

• 0.78

• 7.8

• 7.80

• 0.078

Multiple Choice

What is 3.2% written as a decimal?

• 0.32

• 3.2

• 32.2

• 0.032

Discount and Sale Price

* Who doesn't love sale?

* Why are sales and discounts important in our daily lives?

* What is the symbol of percent?

*How do you change percent to decimal and decimal to percent?

​ Discount= list price x discount rate
​ Sale Price = list price - discount

Multiple Choice

A jacket was originally priced at $120 but was marked as 25% off during a sale. What is the discount on the jacket?

• $35

• $30

• $0.30

• $35.30

Multiple Choice

Solve the sale price.

Regular price = $90

Discount = 20%

• $72

• $70

• $62

• $71.50